Lifeguard Flight Flight from Iowa City Iowa to Lexington Kentucky. Lifeguard flights are for missions of an urgent medical nature and the call sign is utilized when a flight requires expeditious handling. Air Traffic Control will expedite the handling of aircraft using a lifeguard prefix to their flight identifier.
Boys and their toys... UI’s Operator Performance Laboratory
Japanese fighter planes? There were two sets of four flying together, a total of eight planes. Image taken from my home.