Ludwig Manukian

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.

Grey Sloan Memorial Hospital enters crisis mode as the storm rages, resources become scarce and patients flood in by the busload. Meanwhile, one of the doctors fights for their life, on the Season Finale of “Grey’s Anatomy.”

An office election pits Sam and Naomi against each other to lead the practice, and Cooper's personal life catches up with his professional one.

While seeking out the Clairvoyant the team boards a train that appears to be heading toward doom.

Leonard is forced to confront some longstanding insecurities when his new high-stakes case leads him to question what is right and what is wrong. Sandra goes head-to-head with Seth who files charges against a daring comedian accused of threatening a U.S. president's life; and Jay defends a tennis player accused of intentionally throwing a match to help his coach win a bet he placed against him.

The team goes undercover at a decommissioned nuclear power plant.