Democratic presidential candidate Bernie Sanders greets supporters in Philadelphia amid primaries in five East Coast states, including Pennsylvania. Rough Cut (no reporter narration).
NATURAL ROUGH CUT (NO REPORTER NARRATION) Democratic presidential candidate Bernie Sanders greeted supporters with smiles and selfies at the Reading Terminal Markey in Philadelphia. It's primary election day in Pennsylvania where he and rival Hillary Clinton are vying for 210 delegates. Maryland, Delaware, Rhode Island, and Connecticut are also holding primaries on Tuesday. Polls show Clinton leading in all five states, but Sanders insisted he stood a good chance to win some of the states and vowed to stay in the race until the last vote is cast.