The Good Wife Season 2 Episode 2 (The Good Wife s02e02) with title “Double Jeopardy” aired on Tuesday, October 5th 2010 at 10:00 pm via CBS Network.
Here is summary for The Good Wife Season 2 Episode 2 :

Alicia goes up against Cary in court when she defends an Army reservist accused of murdering his wife. Meanwhile, Childs attempts to damage Peter’s campaign.