![MH17 wreckage](https://flightsafety.org/wp-content/uploads/2021/04/MH17-wreckage-photo-from-Netherlands-Ministry-of-Defence-via-Dutch-Safety-Board.jpg)
The U.S. Federal Aviation Administration (FAA) is warning U.S. air carriers and other commercial operators to “exercise extreme caution” when flying near the Russia-Ukraine border because of “potential safety-of-flight risks associated with escalating regional tensions.”