Navy Petty Officer 2nd Class Arren Halfacre prepares to board a vessel during a training exercise for the crew of dock landing ship USS Harpers Ferry in the Pacific Ocean, Oct. 26, 2015. The ship is participating in a training exercise with other units to test their ability to effectively respond to events and perform as an integrated unit. Halfacre is a bostswain's mate. U.S. Navy photo by Petty Officer 3rd Class Zachary Eshleman