IST WITH PRATER & THE BALLGAME: Live from Stadium Swim in Las Vegas, Circa Resort owner and CEO Derek Stevens on his dream casino and sports entertainment property, building a relationship with the Mountain West (more championship events in Vegas?) and the evolving sports scene in Vegas, Bob previews the Mountain West in Bronco Focus, B.J. (BNN Report) on the stress-free vibe of the basketball team going into the MW tournament, Bears sign QB Brett Rypien to a free-agent deal – are their motives related to looming Caleb Williams decision