The BAU went up against a band of serial-killing bank robbers in Washington, D.C., and it became personal for the team when JJ’s longtime boyfriend, Will, was taken hostage. After the BAU foiled the hostage situation and freed Will, he proposed to JJ. The couple married with their BAU family and their son Henry by their side. Also, Prentiss received an attractive offer to return to Interpol, and after much thought, decided to take the leap and the new position, saying goodbye to the BAU team. Tune into the Season Premiere of Criminal Minds, Wednesday, September 26 at 9/8c.