SOLDIER CIRCLE U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, greets troops during an all-hands call at Collier Field House on U.S. Army Garrison-Yongsan in Seoul, South Korea, Oct. 22, 2009. Mullen, who visited Korea for annual military meetings between the allies, also will travel to Kadena Air Force Base, Okinawa, Japan, to visit troops. SHARE IMAGE: Download Image: Full Size (0.08 MB) Photo By: VIRIN: 550484-W-DAY55-135.jpg Photo Gallery