Pennsylvania GOP presidential delegate chase adds to mystery

HARRISBURG, Pa. (AP) — Pennsylvania, long an afterthought in presidential primary stakes, may emerge as a key player in crowning this year's Republican presidential nominee. Pennsylvania will send a whopping number of delegates to July's unsettled Republican National Convention who, under a state party rule, can vote for whichever candidate they choose.

HARRISBURG, Pa. (AP) — Pennsylvania, long an afterthought in presidential primary stakes, may emerge as a key player in crowning this year's Republican presidential nominee. Pennsylvania will send a whopping number of delegates to July's unsettled Republican National Convention who, under a state party rule, can vote for whichever candidate they choose.…