The Twins announced today that they have designated infielder Sean Burroughs for assignment to make room for Drew Butera on the 25-man roster. This one is a head-scratcher. You can certainly make the argument that Joe Mauer's knee tenderness necessitated a call-up for Butera, as he may serve as more of a second catcher than third catcher for the time being. It's just tough to understand why the Twins felt the need to dump Burroughs when there was no good reason ...