米連邦航空局(FAA)とEASAは米欧の協定に基づき、それぞれボーイングとエアバス(AIR.PA), opens new tabの工場を監督し、相互の安全認証を受け入れている。だが、一方が相手の審査に対する信頼を失った場合、協議を求めることができ、不調に終われば30日間の一時停止後に認証受け入れを停止できる。
Joanna reports on airlines and travel in Europe, including tourism trends, sustainability and policy. She was previously based in Warsaw, where she covered politics and general news. She wrote stories on everything from Chinese spies to migrants stranded in forests along the Belarusian border. In 2022, she spent six weeks covering the war in Ukraine, with a focus on the evacuation of children, war reparations and evidence that Russian commanders knew of sexual violence by their troops. Joanna graduated from the Columbia Journalism School in 2014. Before joining Reuters, she worked in Hong Kong for TIME and later in Brussels reporting on EU tech policy for POLITICO Europe.