Hillary Clinton: VP run not 'in the realm of possibility'

Hillary Clinton shot down speculation she could join the Obama 2012 ticket as vice president in 2012 in an exclusive interview with TODAY. Switching positions with Joe Biden, per rumors swirling around Washington, is not "in the realm of possibility,’’ the secretary of state told Savannah Guthrie. “I do not think it's even in the realm of possibility, and in large measure because I think Vic