It's the eve of the Frozen Four in St. Paul and regular host Nate Ewell (@nateewell, @collegehockey) is joined by ESPN.com's Chris Peters (@chrismpeters), filling in for Brad Schlossman. Ewell and Peters offer their thoughts from Wednesday's practices and press conferences and break down the two semifinal matchups. In addition, Ewell catches up with former Michigan star Jeff Tambellini, who is back on campus as an undergraduate assistant coach while he completes his degree after a 12-year pro career.