FORT BLISS, TEXAS (May 19, 2010) Sgt. Jason Spalding, a Soldier with the 93rd Military Police Battalion's 72nd MP Detachment, and his military working dog Basco practice what MPs call "controlled agression" on post, May 19. The 72nd MP Det. is a specialized unit within the 93rd MP Bn. which supports Fort Bliss' Directorate of Emergency Services by providing Soldiers that work in the sections of MP investigations, canine, desk operations, physical security, and traffic enforcement.