POLITICS

Chinese Hacked Obama, McCain Campaigns, Took Internal Documents, Officials Say

US President-elect Barack Obama (R) meets with former Republican presidential candidate Arizona Senator John McCain at Obama'
US President-elect Barack Obama (R) meets with former Republican presidential candidate Arizona Senator John McCain at Obama's transition offices in Chicago on November 17, 2008. They are meeting for the first time since the election was held 13 days ago. AFP PHOTO / Saul LOEB (Photo credit should read SAUL LOEB/AFP/Getty Images)

The U.S. secretly traced a massive cyberespionage operation against the 2008 presidential campaigns of Barack Obama and John McCain to hacking units backed by the People’s Republic of China, prompting high level warnings to Chinese officials to stop such activities, U.S. intelligence officials tell NBC News.

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