GOP contenders choose substance over squabbling
Clip: 03/11/2016 | 4m 14s
Republican candidates past and present were out on the stump today, as Dr. Ben Carson threw his support behind former rival Donald Trump. Carson’s endorsement followed an unusually civil GOP debate Thursday night. Meanwhile, Sen. Marco Rubio doubled down on campaigning efforts in his home state of Florida while Hillary Clinton left the trail to attend Nancy Reagan’s funeral.
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