Russian President Vladimir Putin apologized for what he called a “tragic incident” following the crash of an airliner in Kazakhstan that killed 38 people.

Putin apologises after suspect Russian involvement in Azerbaijan Airlines crash that killed 38 - US National Security Council spokesperson John Kirby said there are ‘early indications’ of Moscow’s inv

There are early indications that a Russian anti-aircraft system may have struck the Azerbaijan Airlines plane that crashed in Kazakhstan, a U.S. official told ABC News.