A CH-53E Super Stallion helicopter lowers a Humvee to the landing pad during Helicopter Support Team Training at the Marine Corps Air Ground Combat Center, Twentynine Palms, Calif., during Combined Arms Exercise 5-97, on May 17, 1997. The Marine Air Ground Task Force exercise is allowing these aviators from Marine Heavy Helicopter Squadron 461, Marine Corps Air Station New River, N.C., to practice their desert warfare.