Voters line up at Mt. Horeb United Methodist Church in Lexington, S.C., to cast ballots in the Republican presidential primary on Feb. 20, 2016.
Voters line up at Mt. Horeb United Methodist Church in Lexington, S.C., to cast ballots in the Republican presidential primary on Feb. 20, 2016. Matt Rourke AP
Voters line up at Mt. Horeb United Methodist Church in Lexington, S.C., to cast ballots in the Republican presidential primary on Feb. 20, 2016. Matt Rourke AP