Washington (CNN) - Republican presidential candidate Mitt Romney picked up two more big endorsements this week, but neither appears likely to have much impact on sealing the deal for the GOP front-runner.
Tea party favorite Sen. Marco Rubio, often touted as a top possibility to be No. 2 on a GOP ticket, endorsed Romney on Wednesday, telling Fox News that, "It's evidently and increasingly clear that Mitt Romney is going to become the Republican nominee. We have to come together behind who I think has earned the nomination, and that's Mitt Romney."FULL STORY