Five memorable moments from a testy GOP debate

The first Republican presidential primary debate concluded Wednesday after nearly two hours characterized by fierce attacks among the candidates.

The eight contenders on the stage in Milwaukee each had their moments, but a few really stood out.

Here’s five memorable moments from the first debate: 

Haley and Ramaswamy battle over foreign policy 

Former United Nations Ambassador Nikki Haley and entrepreneur Vivek Ramaswamy clashed in one of the most testy exchanges during the debate.