Slowly coming out of the COVID-19 pandemic, aviation is facing another huge task: dealing with the fallout of Russia’s war in Ukraine.

With more than 13,000 visitors, a busy show floor and a bevy of orders, the 2022 HAI Heli-Expo showed it is back to business as usual.

Our roundup of the main aerospace and defense stories making the news this week.

Delta is the first U.S. airline to partner with the European airframer in its Airbus “ZEROe” aircraft development program, which was unveiled two years ago with a potential service entry date by 2035.

Howmet Aerospace sees potential for growth as airframe and engine manufacturers shift their titanium supply chain sourcing away from Russia but will not alter its business strategy to chase market share, its top executive said.

Many suppliers have found alternate sources of the metal, and OEMs have built up buffer inventory.

A public-private initiative launched at EU level says it is relevant to focus CO2-minimizing technologies on short- and medium-haul flights—essentially, narrowbodies—because that segment emits most of the industry’s CO2 globally.

The European Union Aviation Safety Agency (EASA) has outlined the details of how it is implementing EU sanctions against Russia and decided, among other things, to suspend certificates of airworthiness and put on hold all pending certification applications.