behind some potential challen challengers to existing republicans up for reelection from mitch mcconnell to graham to alexander. are you prepared to back challengers to these republican senators? >> i've been saying for years that robust republican primaries make for a better system. it makes people work harder and expresses articulately what their record is and what their intentions for our country is. so as for the individual races, i'm going to see who the opposition to the sitting kind of status quo politicians are, and we'll go from there. but megan, here's the deal. what we're talking about right now, the enemy of america's economic freedom is this fundamental transformation of america. the enemy of the enemy is my