An air-traffic map shows a US military plane circling over a remote area off northern Alaska, at times flying as low as 725ft after an unidentified object was blown out of the sky by a fighter jet.

Air Force, highlighted a shortage of air traffic control personnel ... fatal and nonfatal accidents involving military or civilian planes. The map includes incidents involving both large and ...

But in the decades following World War II, when weather took away all other options, pilots put themselves in the hands of military air traffic controllers skilled in the use of Ground Controlled ...