Fires have also caused damage to the ships; in May 2008, while rotating through to her new homeport at Yokosuka Naval Base in Yokosuka, Japan, "George Washington" suffered a serious fire which cost $70 million in repairs, injured 37 sailors and led to the ship undergoing three months of repairs at San Diego; this led to its having to miss the 2008 RIMPAC exercises and delayed the final withdrawal from service of . The fire was caused by unauthorized smoking in an area near improperly stored flammable refrigerant compressor oil.