VMFA-121 practice hot-loading AIM-120 Posted on September 26, 2017September 26, 2017 by alert5 During the Weapons and Tactics Instructor Course (WTI) 1-18 in Yuma, Marines from VMFA-121 practice hot-loading the AIM-120 on the F-35B. During a hot-load, the engine of the aircraft is still running while ordnance is being attached. Photo By: Lance Cpl. Koby Saunders Related posts (Automatically Generated): Hot-loading a F-35 VMFA(AW)-533, VMFA-314 ready for MDTC flying phase First F-35A weapons loading competition at 33rd Fighter Wing U.S. Marines conduct night ordnance load on F-35B at sea Weapons load trainer helps integrate GBU-57A/B onto B-2 U.S. Marines to train against An-2, Mi-24