Chris Christie dropped out. Where will his voters turn in the New Hampshire primary?

Republican presidential candidate former UN Ambassador Nikki Haley, seen through a storefront window, shakes hands with guests while visiting Kay's Bakery and Cafe, during a campaign stop on Friday in Hampton, N.H. (Charles Krupa/AP)

When former New Jersey Governor Chris Christie dropped out of the race for the Republican nomination last week at a town hall event in Windham, N.H., Norm Olsen was there. And Olsen knew immediately who would get his vote.

"It was very clear: If it wasn't him, it was going to be Nikki," he said. "So I didn't get to ponder it very long."