When Vice President Joe Biden was first sworn in to the U.S. Senate in 1973, he took his oath by the bedside of his son Beau, who'd been injured in a car accident in December 1972 that claimed the lives of Joe Biden's first wife and daughter.
In this Jan. 5, 1973 black-and-white file photo, four-year-old Beau Biden, foreground, watches his dad, Joe Biden, center, being sworn in as the U.S. senator from Delaware, by Senate Secretary Frank Valeo, left, in ceremonies in a Wilmington hospital. Beau was injured in an accident that killed his mother and sister in December. Mrs. Biden's father, Robert Hunter, holds the Bible. (AP Photo/File)
Joseph H. Biden Jr., left, offers words of encouragement to his bedridden son, Beau, before Bidden was sworn in as the United States Senator from Delaware in ceremonies in Wilmington hospital on Jan. 5, 1973. Biden's other son, Hunter, talks with Robert Hunter, Biden's father-in-law. Beau is still in traction from an auto accident on Dec. 18, in which the Senator's wife and daughter were killed. (AP Photo/Brian Horton)
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