The U.S. Army spontaneously canceled a training exercise for an elite team this week, raising concerns that the soldiers may soon be expected to deploy to Iran.The headquarters element of the 82nd Airborne Division, stationed at Fort Bragg in North Carolina, pulled out of a major training exercise earlier this week. The brigade is a rapid-reaction paratrooper division, comprising up to 5,000 soldiers that are capable of deploying anywhere in the world within 18 hours. They are specialized in mis...