He helped solve the mid-air explosion of an airliner in which 44 people died.
A group of drunken passengers started a mid-air brawl and forced the airliner to divert.
Mid-air refueling lets fighters patrol for long shifts instead of returning to base almost hourly.
If one could place a container in mid-air, it might be possible to collect some rain, and thus, there would be a place where it rains after all.
Does he support the idea of keeping a great industry dangling in mid-air?
The single fatal casualty resulted from a mid-air collision in which the impact in the air threw both pilots out of their aircraft.
Is it not still the case that this separation is thought by many pilots to increase the risks of mid-air collisions.
I emphasise this fact because these regulations need not be left quite so much in mid-air—disregarded, or often only partially complied with.