Jeremy Radin

The BAU team investigates a string of brutal bludgeonings in Philadelphia and is led to the city's boxing scene in search of the killer. Also, Hotch makes a connection with an attractive runner as they both train for a triathlon.

Warrick's addiction to pills begins to impact his job when his investigation into the underground mob in Vegas results in him being targeted as the prime suspect in a mob-related murder case. (TV-14)

Max has his hands full while "Alice" is out again. Marshall fears Jason's father knows about his crush on Jason. The boys grow closer, albeit platonically. Max decides to embrace his time with "Alice," even though he misses his wife.

Addie thinks she finally has the key to becoming fabulous:  planning the best 8th grade trip ever!   And what could be better than a three day cruise?  The trip is sure to be a success… until Addie learns about Zach's secret crush on Geena.  Fearing this potential romance will ruin their perfect friendship trio, Addie sets out to end the budding relationship before it starts.  Unfortunately, Addie's plotting and scheming threatens to ruin their best trip ever.

April 29, 2010 arrives as everyone waits to see if the flashforward predictions take place; Mark uncovers the date of the next blackout; Simon and Demetri break into the NLAP mainframe.