Valhalla
- Episode aired Mar 2, 2011
- TV-14
- 44m
When a series of killings occur on the BAU's home turf, Prentiss realizes that Ian Doyle is responsible.When a series of killings occur on the BAU's home turf, Prentiss realizes that Ian Doyle is responsible.When a series of killings occur on the BAU's home turf, Prentiss realizes that Ian Doyle is responsible.