BEagle
"Truckies" were in 1 Gp and Support Helicopters were in 1 Gp; same GASO's and STCASI's applied to them all - as did Command Catering Instructions.
If you were tasked for a day's flying requiring the use of maximum crew duty time - how many of your Flight Deck crew would have attended Met Brief?
Would you accept someone else's planning for the sortie without checking that planning?
The VC10 in 1968 that "missed America": even when the CCWR had a return that showed them approaching the southern part of Greenland on a Northerly track they dismissed it as "pack ice" and kept going.