PHILADELPHIA - Fireman Kira Ayoub, a crewmember at Coast Guard Station Philadelphia, relieves the stinging in her eyes in front of a fan after being sprayed with pepper spray, a chemical compound, which irritates the eyes to cause tears, pain and temporary blindness, at Coast Guard Sector Delaware Bay in Philadelphia, Oct. 14, 2010. Being sprayed with pepper spray is a requirement to pass boarding team member training in order to conduct law enforcement boarding's on the water. U.S. Coast Guard photo by Petty officer 2nd Class Crystalynn A. Kneen.