The Republican presidential candidates took aim at Trump over his conservative credentials and readiness to be commander-in-chief.

The Republican presidential candidates took aim at Trump over his conservative credentials and readiness to be commander-in-chief. Marco Rubio, Ted Cruz .
FULL Town Hall Videos List: Ben Carson, Ted Cruz, and Marco Rubio CNN .
The OReilly Factor 2/23/16 - Donald Trump wins Nevada Caucus, President Obama closed Gitmo, Will Hillary Clinton take tough question from conservative .