With Mitt Romney winning the Iowa caucus and on track to do well in New Hampshire, conservatives should just give up and rally behind the former Massachusetts governor, MSNBC host Alex Wagner suggested at the open of today's Now with Alex Wagner. Former Republican National Committee chairman Michael Steele was having none of that: ALEX WAGNER, host: Here we are, and there's a lot of, there's Mitt-mentum, as it were. MICHAEL STEELE: Where is it? WAGNER: I don't know, you, well, there's-- STEELE: Where is it?! Twenty-five percent does not momentum make. [...] WAGNER: But there is some thinking that,...