WASHINGTON (AP) — Donald Trump has strengthened his grip on the Republican primary race and pushed tantalizingly close to a general election showdown with Hillary Clinton.
DES MOINES, Iowa (AP) — Five-point plans, engaging speeches and star endorsements are all important in a presidential campaign, but how well do candidates REALLY know the cities and towns where they're wooing voters?
HARRISBURG, Pa. (AP) — Pennsylvania has long been an afterthought in presidential primary stakes, but it stands to emerge as a key player in crowning this year's Republican presidential nominee.