U.S. Coast Guard Station Chincoteague crew members aboard a 24-foot Special Purpose Craft enforce the safety zone at the 91st Annual Pony Swim between Assateague and Chincoteague Island, Virginia, July 27, 2016. Thousands of spectators gathered for the event on shore and on the water. (U.S. Coast Guard photo by Petty Officer 2nd Class Nate Littlejohn)