Does Bush Freeze Out Romney and Rubio?

First Read: “After Jeb Bush’s news this weekend, we received a press release that supporters of Mitt Romney have created a Super PAC urging the 2012 GOP presidential nominee to make a run in ’16. This Super PAC sure feels like a response to Jeb, because if Jeb does get in, there won’t be as much pining for Romney, especially among the Republican Party’s wealthy donors. Here’s one more thing to consider: If Jeb is ultimately a “yes,” that probably also freezes out a bid by Marco Rubio, who’s a political disciple of Bush’s.”