The US military and the Federal Aviation Administration are reviewing a flyover of an NFL game last month to determine if the military helicopters flew too low over civilians in violation of aviation regulations.
원문출처 : https://www.cnn.com/2021/12/02/politics/nfl-flyover-investigation-military-faa/index.html
원문출처 : https://www.cnn.com/2021/12/02/politics/nfl-flyover-investigation-military-faa/index.html