Analysis: Who voted for Trump in Iowa – and who didn't

Donald Trump won almost every demographic group by double-digit margins. He was particularly strong among some of the largest groups of Iowa Republican caucusgoers: those without a college degree, very conservative voters and rural voters.

Larry Hogan resigns from No Labels leadership

Larry Hogan, the former governor of Maryland and a moderate Republican who has been critical of Donald Trump, stepped down last month from the leadership of the third-party movement No Labels, a move that could signal his preparations to run for president using the group’s ballot line.