Heeeeelp me

Ok sooooo Kenny’s (Kenny is my husband) sister called him busting out crying so he called his mom and she’s crying his great auntie stopped breathing they were doing cpr on her and she wasn’t responding Kenny had gone into complete denial saying it’s all a bad dream and everything will be fine when he calls back he hung up the phone and his sister called back and told him that their auntie is dead he went completely blank he’s shut down and all he has said to me was he just doesn’t know how to deal with it I don’t want him to blow up so what can I do