US Air Force (USAF) SENIOR AIRMAN (SRA) Samir Christian (left) and USAF SRA Melissa Hudson, both Food Specialists Chefs assigned to the 341st Space Wing (SW), quickly assemble a M2A Burner Unit, under the supervision of a competition judge, during the Chef Safety Competition conducted at Vandenberg Air Force Base (AFB) California (CA), during Exercise GURRDIAN CHALLENGE 2002. Guardian Challenge, a four-day space and missile competition, is hosted annually at Vandenberg AFB, CA to test the wartime readiness of Air Force Space Command (AFSPC) professionals