That's a two-year old article. The update seems to be letting people know it's no longer a hoax.
It's being reported by his official outlets on Twitter and Facebook.
First movie I saw him in was Boys in Company C. (1978) He did a great job in that movie.
I think that was the one with Kirsten Joy WeissSucks. He was played one of the most memorable characters in movie history. He'll be missed. I saw one of his vids of him shooting a grenade with some chick, and though he didn't look spry as someone his age should. RIP.