Interdasting callsign on an E6 that seems to sum up this board. KIKI58
Kiki - definition from Urban Dictionary -
A party including good music and good friends, held for the express purpose of calming nerves, reducing anxiety and stress and generally fighting ennui.
May involve locked doors, tea and salacious gossip.
The military love their callsigns, especially the ones that make you kek.
I member a pair of USAF fighters in the UK years ago that forgot their assigned callsigns and so they were assigned temporary ones by a controller - IDIOT01 & IDIOT02.
Fort Jackson is outside Columbia SC.
One of the units is the US Army Financial Management School.
Maybe something to do with auditing the Pentagon perhaps.
It may be that the flying truck is carrying supplies to support British or other troops training in Belize.
NATO aircraft are used to support any NATO country including the US.
You have the cargo manifest?