But the win still leaves Obama ahead in the race to the Democrats ' August convention in Denver , and he is likely to hold that lead unless `` the wheels come off his wagon , '' said CNN analyst David Gergen , a former adviser to both Republican and Democratic candidates . NEW : Clinton : ` ` I won that double - digit lead that everybody on TV said I had to win '' Clinton holds 10-point lead with about 99 % of precincts reporting . Obama congratulates Clinton , looks ahead to next election . No delegates at stake in Pennsylvania .
NEW : Clinton : ` ` I won that double - digit lead that everybody on TV said I had to win '' Clinton holds 10-point lead with about 99 % of precincts reporting . Obama congratulates Clinton , looks ahead to next election . No delegates at stake in Pennsylvania .