WoTR have rightly asked how can the USA and allies campaign in Afghanistan when all the best routes to supply the war pass through less than friendly nations: Iran, Pakistan and the 'stans.
Link:https://warontherocks.com/2017/07/th...ons-of-supply/

There is a closed thread on the issues (closed in 2013):Supply routes to Afghanistan

Oddly I cannot recall any public commentary on the requirement for overflying Pakistan, for combat missions; whether from bases in the region (Diego Garcia and Qatar for starters) or from aircraft carriers.