452d LRS change of command Published May 29, 2012 By 452 AMW 452 AMW MARCH AIR RESERVE BASE, CALIF. -- Col. Pamela LeBlanc, 452d Mission Support Group commander, passes the 452d Logistics Readiness Squadron guidon to Maj. Kristin Brockshus, the incoming 452d LRS commander at the May 5 ceremony. (U.S. Air Force photo by MSgt Carson Hampton)