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Open Image ModalAlberta Premier Jim Prentice announces an election in Edmonton on Tuesday April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice meets with supporters after announcing an election in Edmonton, on Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice announces an election in Edmonton on Tuesday April 7, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice announces an election in Edmonton on Tuesday April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice signs a sign for a young supporter after announcing a spring election in Edmonton, on Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice shakes hands with supporters as he arrives to announce an election in Edmonton, on Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice and his wife Karen Prentice arrive for the announcement of an election in Edmonton, on Tuesday, April 7, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice shakes the hands of supporters as leaves on his bus after announcing an election in Edmonton, on Tuesday April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice waves to supporters as leaves on his bus after announcing an election in Edmonton, on Tuesday, April 7, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice hugs his wife Karen after announcing an election in Edmonton, Tuesday, April 7, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice announces an election as his wife Karen looks on in Edmonton, Tuesday, April 7, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice announces an election as his wife Karen looks on in Edmonton, Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Premier Jim Prentice supporters waves signs as Prentice leaves after announcing an election in Edmonton, on Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Wildrose Leader Brian Jean leaves his campaign vehicle for a press conference at the party's election campaign kickoff in Calgary, Alta., Tuesday April 7, 2015. (credit:THE CANADIAN PRESS/Larry MacDougal)
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Open Image ModalAlberta Wildrose Leader Brian Jean, 2nd right, speak at the party's election campaign kickoff in Calgary, Alta., Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Larry MacDougal)
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Open Image ModalAlberta Wildrose Leader Brian Jean speaks at the party's election campaign kickoff in Calgary, Alta., Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Larry MacDougal)
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Open Image ModalAlberta Wildrose Leader Brian Jean speaks at the party's election campaign kickoff in Calgary, Alta., Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Larry MacDougal)
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Open Image ModalAlberta Wildrose Leader Brian Jean speaks at the party's election campaign kickoff in Calgary, Alta., Tuesday, April 7, 2015. (credit:THE CANADIAN PRESS/Larry MacDougal)
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Open Image ModalAlberta Liberal leader David Swann (left) checks out the news with Richard Bickley at a coffee shop in his riding of Calgary-Mountainview in Calgary Saturday, April 11, 2015. (credit:THE CANADIAN PRESS/Mike Ridewood)
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Open Image ModalAlberta Liberal leader David Swann (left) campaigns in his riding of Calgary-Mountainview in Calgary Saturday, April 11, 2015. (credit:THE CANADIAN PRESS/Mike Ridewood)
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Open Image ModalAlberta Conservative Leader Jim Prentice speaks during a campaign stop in Edmonton on Tuesday April 14, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta NDP Leader Rachel Notley leaves in her van after making a health care announcement while on the campaign trail in Edmonton Alta, on Wednesday April 15, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta NDP Leader Rachel Notley is hugged by registered nurse Rochelle Walker outside a hospital after making an announcement about health care while on the campaign trail in Edmonton Alta, on Wednesday April 15, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta NDP Leader Rachel Notley leaves a press conference after making a health care announcement while on the campaign trail in Edmonton Alta, on Wednesday April 15, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Wildrose Leader Brian Jean greets supporters before a press conference at a campaign stop in Edmonton on Wednesday April 15, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Wildrose Leader Brian Jean speaks during a press conference at a campaign stop in Edmonton on Wednesday April 15, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Liberal leader David Swann, right, takes in the view with his grandson Kiel Archuleta, four, after climbing the Calgary Tower in the Alberta Wilderness Association's Climb and Run for Wilderness in Calgary, Saturday, April 18, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalAlberta Liberal leader David Swann, left, carries his grandson Kiel Archuleta, four, as he climbs the Calgary Tower in the Alberta Wilderness Association's Climb and Run for Wilderness in Calgary, Saturday, April 18, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalWildrose Party Leader Brian Jean speaks during a campaign stop in Calgary, Alta., Tuesday, April 21, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalWildrose Party Leader Brian Jean speaks during a campaign stop in Calgary, Alta., Tuesday, April 21, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalAlberta PC Party Leader Jim Prentice speaks during a campaign stop in Calgary, Alta., Tuesday, April 21, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalAlberta PC Party Leader Jim Prentice arrives at a campaign stop in Calgary, Alta., Tuesday, April 21, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalAlberta PC Party Leader Jim Prentice speaks during a campaign stop in Calgary, Alta., Tuesday, April 21, 2015. (credit:THE CANADIAN PRESS/Jeff McIntosh)
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Open Image ModalNDP leader Rachel Notley and her husband Lou Arab arrive fore the leaders debate in Edmonton, Alberta, April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalNDP leader Rachel Notley and her husband Lou Arab arrive fore the leaders debate in Edmonton, Alberta, April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalNDP leader Rachel Notley and her husband Lou Arab arrive fore the leaders debate in Edmonton, Alberta, April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalWildrose Party leader Brian Jean arrives to the leaders debate in Edmonton, Alberta, Thursday April 23, 2015. (credit: THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice arrives for the leaders debate in Edmonton, Alberta, thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalLiberal leader David Swann arrives for the leaders debate in Edmonton, Alberta, Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice prepares for the televised leaders debate in Edmonton, Alberta, Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice and NDP leader Rachel Notley chat as they prepare the leaders debate in Edmonton on ThursdayApril 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalFrom left: Wildrose Party leader Brian Jean, Liberal leader David Swann, Alberta Progressive Conservative leader Jim Prentice and NDP leader Rachel Notley stand for a photo op before leaders debate in Edmonton on Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice listens to NDP leader Rachel Notley speak during the leaders debate in Edmonton on Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice speaks to media after the leaders debate in Edmonton on Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)
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Open Image ModalAlberta Progressive Conservative leader Jim Prentice speaks to media after the leaders debate in Edmonton on Thursday April 23, 2015. (credit:THE CANADIAN PRESS/Jason Franson)