laura: nadra nittle of the 19th news, thank you for joining me. nk you for having me. ♪ laura: donald trump is the presumptive gop nominee for president. when his last major oonent standing, nikki haley, dropped out this week, she didn't throw her support behind trump. despite calling on haley voters to support him trump made clear , he doesn't want anyone critical of him in the party. mr. trump: the greatest movement in the history of our country. maga represents 48% of the republican party. no, it represents 96% or 100%. we are getting rid of the mitt romneys of the world. laura: exit polls tell a slightly different story -- a third of republican primary voters in north carolina and virginia said they would not vote republican in november regardless of the nominee. tuesday's elections did more than just decide the republican nomination. they reflected a deep schism in the party, dividing some lifelong republicans from trump's maga faction. to discuss this, i'm joined today by two republicans: former congressman denver riggleman from virginia and