** FILE ** Vice President Joseph R. Biden gestures as he speaks March 13, 2013, at the Montgomery County Executive Office Building in Rockville, Md. (AP Photo/Charles Dharapak)

Photo by: Charles Dharapak

** FILE ** Vice President Joseph R. Biden gestures as he speaks March 13, 2013, at the Montgomery County Executive Office Building in Rockville, Md. (AP Photo/Charles Dharapak)