"I once again don't know what Donald Trump is talking about," Sen. Cory Gardner, Colorado Republican, told The Washington Times — though he was quick to point out he's one of those backing Mr. Rubio.
Ted Cruz's Senate colleagues reject Donald Trump's 'nasty' claim, but none endorse bid →
Sens. Pat Roberts of Kansas, Tim Scott of South Carolina and Cory Gardner of Colorado said the administration's plan, expected to be announced this week, would bring dangerous enemy combatants into their communities and violate federal law.
GOP senators slam Obama for plan to close Gitmo →