A murder in a church leads Benson and Stabler to an alleged cover-up involving sexual abuse by a priest.

Holden’s methods during a disturbing interview with mass murderer Richard Speck create dissension among the team and kick off an internal FBI probe.

“Shadowboxing” is the eighth episode of the fourth season of the NBC science fiction drama series Heroes and sixty-seventh episode overall. The episode aired on November 9, 2009.