“I did not see Reeves among the list of the deceased. Did his son use another name?”
Possible. Maybe mom remarried. She called him Chain in the article.
http://radiolegendary.com/2015/05/banditos-gun-down-cossacks-in-raid-at-twin-peaks-restaurant-waco/
Thanks. I only copied down the initials and do not know which one was Chain, but this shows Chain was the son of this grieving mother.