Spc. Palo Gonzalez, a petroleum supply specialist (left), Sgt. Billy Taylor a motor transport operator (center) and Staff Sgt. Eric Barnett also a petroleum supply specialist, all assigned to Company A, 115th "Muleskinner" Brigade Support Battalion, 1st "Ironhorse" Brigade Combat Team, 1st Cavalry Division, attach a water blivet and cargo net to a CH-47 Chinook helicopter while conducting sling load training during the Brigade Support Area exercise June 1, at Fort Hood, Texas. Gonzalez operated the 1st hook, Taylor attached the 2nd hook, while Barnett operated the grounding hook to prevent shock from static electricity created by the spinning rotors.