Clinton Hands Off State Department to Kerry

Says she's "confident about the direction we have set"

Hillary Rodham Clinton left the State Department on Friday"confident about the direction that we have set," handing off the secretary of state's job to former Sen. John Kerry, D-Mass.

Kerry was said to have taken the oath of office, administered by Supreme Court Jusice Elena Kagan, late Friday afternoon. The private ceremony was closed to reporters. 

The 2004 Democratic presidential nominee takes over for Clinton, who resigned her position hours earlier after a four-year term as America's top diplomat.