Space and Missile Systems Center's 61st Security Forces Squadron members from Los Angeles Air Force Base receive instructions from Maj. Doug Welter, an observer controller and competition judge from Headquarters Space Command A7S Security Forces before the start of the tactics competition for Guardian Challenge 2010 May 16. (From left to right) DoD Officers Yvette Perez and Steven Haymes, Staff Sgt. Alex Andriyanov and Tech. Sgt. Rochanapan Silpe (Photo by Lou Hernandez)
                
                    
                        PHOTO BY:
                        Lou Hernandez
                    
                    
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                        100516-F-2428H-001.JPG
                    
                    
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