US Defense Secretary Lloyd Austin declared that US aircraft will continue to fly and operate in accordance with international law, following an incident involving a US drone and Russian aircraft over the Black Sea. The jets had dropped jet fuel on the drone, an unprecedented action, and Austin emphasized that it is incumbent upon Russia to operate military aircraft in a safe and professional manner. The incident has raised concerns over the safety of US aircraft in international airspace, and the US is expected to take further measures to ensure the safety of its aircraft.