Welcome Home Published Sept. 21, 2011 By Senior Airman Jonathan Hehnly 911 AW/PA PITTSBURGH IAP ARS -- Members of the 911th Security Forces Squadron are greeted as they return home from Afghanistan, Sept. 21. The 13 Airmen answered a call for volunteers to replace a Security Forces team from Royal Air Force Lakenheath, England, which came under attack at the Frankfurt International Airport in Germany this past March.