Rick Santorum’s campaign team is waking up this morning after landing a big hit last night. He won the Minnesota and Colorado caucuses plus the non-binding Missouri primary. You can be sure Santorum will use this latest twist to try and persuade more conservatives to rally around him as the most credible alternative to Mitt Romney. Nathan Heffel is a reporter with KUNC public radio in Greeley, Colorado. Jim Rutenberg is a national political correspondent for our partner The New York Times.