Naval Aviators with Marine Fighter Attack Training Squadron 501, flying two F-35B Lightning II Joint Strike Fighters, fly in tandem during aerial refueling training over Florida with support from Marine Aerial Refueler Transport Squadron 252 Oct. 30, 2014. VMFAT-501 is the Corps’ only active training squadron for the F-35B, which will provide a multi-role, fifth-generation fighter attack capability for the Marine Air-Ground Task Force. VMFAT-501 is based at Marine Corps Air Station Beaufort, S.C. and VMGR-252 is based at MCAS Cherry Point.