VIDEO: 507th Medical Squadron brings flu shots to Airmen Published Oct. 8, 2014 By 507th Air Refueling Wing Public Affairs 507th Air Refueling Wing Public Affairs TINKER AIR FORCE BASE, Okla. -- Click the photo for video story: Unit Training Assembly Weekends are very busy for the 507th Medical Squadron and with Flu season upon us, it can make it difficult for Airmen to get to the hospital to get their required flue vaccination. This year, the immunizations staff recognized this and decided to take their show on the road.