E flight (silver birds) was as mission of a select few airman of the 21 TCS at Naha. Heavy maintenance for these aircraft was provided by the 374th Wing maintenance at Naha and then ferried back to Tahkli, Thailand. Air America used the aircraft for missions into Laos. The Nuke C-130's at Kadena we manned by Naha aircrews. Duty was short term, but aircrews were on call 24/7 and restriced mostly to quarters. With several unanounced drills.