Biden Says He Would Consider Castro, O'Rourke for VP or Cabinet Positions

Vice President Joe Biden (R) swears in Secretary of Housing and Urban Development Julian Castro (L) as his wife Erica and daughter Carina look on during a ceremonial swearing in ceremony in the Eisenhower Executive Office Building in Washington on Aug. 18, 2014. Win McNamee/Getty Images

Former Vice President Joe Biden said he would consider ex-San Antonio Mayor Julian Castro and former Rep. Beto O'Rourke (D-Texas) as potential vice president picks or for cabinet positions.

Biden, 77, is vying for the Democratic presidential nomination.