Michelle Bonilla

Abby's mother (Sally Field) has a moment of clarity that gives hope for the future.

The 126 race into action when an armoured truck and its guards are attacked by a group of masked men; Owen attends group therapy with Tommy.

The BAU searches for a subject who is targeting prominent members of the community.

The 126 race to contain a toxic chlorine cloud of death unleashed by the train derailment; Owen names the station's new lieutenant.

Grace and Carlos work together when they suspect a young woman was a victim of a black market organ trafficking ring.

Crew members become stranded aboard a disabled Klingon vessel after they are ambushed by a female Klingon.