Democratic presidential candidate Hillary Rodham Clinton, left, and Housing and Urban Development Secretary Julian Castro, right, visit with supporters during a campaign event, Thursday, Oct. 15, 2015, in San Antonio.
Democratic presidential candidate Hillary Rodham Clinton, left, and Housing and Urban Development Secretary Julian Castro, right, visit with supporters during a campaign event, Thursday, Oct. 15, 2015, in San Antonio. Eric Gay AP
Democratic presidential candidate Hillary Rodham Clinton, left, and Housing and Urban Development Secretary Julian Castro, right, visit with supporters during a campaign event, Thursday, Oct. 15, 2015, in San Antonio. Eric Gay AP

Pro-Clinton group airs first TV ad before Benghazi hearing

October 21, 2015 4:11 PM