The service dealt with a wild combination of turbulent weather, security threats and sweeping personnel restrictions.

“All personnel are in stable condition,” one U.S. official said.

Ukrainian officials said U.S. experts have joined the Ukrainian investigation into the crash, which happened Monday during a Russian bombardment.

Gunnery Sgt. Joseph Morelli was afforded the opportunity to effectively look in the mirror and promote his identical sibling, Albert, to sergeant.

“It’s important that we get this work right to understand what happened in Afghanistan, but also to rationalize it within our broader society.”