Bad Beat

S2 E8: A friendly poker game turns deadly when the players realize one of their own is cheating, beat him mercilessly and kick him out of their apartment. When a knock on the door is followed by a shotgun blast that kills the host, Mac and Stella follow their only lead, the ejected player. Meanwhile, Danny and Dr. Hawkes investigate the murder of a local news station's weather girl and their search uncovers a tape she was desperately trying to hide.