09-14-2010 - S41.E176

David's murder investigation continues, as Greenlee finds a vial in Ryan's jacket pocket. AJ runs away after overhearing JR and Marissa argue, and they track him down and try to talk to him. Angie has her family and friends by her side. Krystal tries to question Caleb about what his relationship with Erica is all about, but he attempts to avoid having to answer.