Feb 25, 2012 (Weekend Edition Saturday) — The presidential candidate loosened up a bit in his home state, politicking in a way that hasn't happened lately. Many of the states that have voted recently are just too large to shake everyone's hand. But not everyone is giving Mitt Romney a warm welcome ahead of Tuesday's primary. Mitt Romney is on a bus tour across Michigan, hoping to win the votes of the state where he grew up. With primary day Tuesday, Romney seems to have closed the gap in polls with Rick Santorum. This trip has the feel of those...