“The Bittersweet Science”-- Down-on-his-luck boxer Jimmy (guest star Shawn Hatosy) works out with his trainer Tony (guest star Emmy Award winner Charles S. Dutton), as the BAU team investigates brutal murders in Philadelphia and is led to the boxing scene there on their search, on CRIMINAL MINDS, Wednesday, Dec. 14 (9:00-10:00 PM, ET/PT) on the CBS Television Network. #CriminalMinds Photo: Cliff Lipson/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“The Bittersweet Science”-- The BAU team investigates a string of brutal bludgeonings in Philadelphia and is led to the city’s boxing scene in search of a killer with strong blood lust, on CRIMINAL MINDS, Wednesday, Dec. 14 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Guest stars include (from left) Shawn Hatosy as down-on-his-luck boxer Jimmy and Emmy Award Winner Charles S. Dutton as his boxing trainer Tony. #CriminalMinds Photo: Cliff Lipson/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“The Bittersweet Science”-- Boxing trainer Tony (guest star Emmy Award-winner Charles S. Dutton) looks on as his protégé, boxer Jimmy (guest star Shawn Hatosy) spars with an opponent, as the BAU team investigates brutal murders in Philadelphia and is led to the Philadelphia boxing scene on their search, on CRIMINAL MINDS, Wednesday, Dec. 14 (9:00-10:00 PM, ET/PT) on the CBS Television Network. #CriminalMinds Photo: Cliff Lipson/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved

“The Bittersweet Science”-- Emmy Award winner Charles S. Dutton guest stars as boxing trainer Tony, as the BAU team investigates brutal murders in Philadelphia and is led to the boxing scene there on their search, on CRIMINAL MINDS, Wednesday, Dec. 14 (9:00-10:00 PM, ET/PT) on the CBS Television Network. #CriminalMinds Photo: Cliff Lipson/CBS ©2011 CBS Broadcasting, Inc. All Rights Reserved