A abused boy named "Angel" is found
wandering in the desert. When another boy
goes missing, the BAU investigates.
The team investigates a series of
bank robberies, JJ and Will get married,
and Prentiss takes a new job in London.
Morgan's sister spots their missing cousin, Cindy,
and the BAU travels to Chicago to investigate.
What did you think was the Best
Derek Morgan episode of 2012?