One of these days, he’ll put that loaded gun in the mouth of one of your grandchildren. Or one of the kids will find the gun and it will go off. How many tragedies must we imagine before your daughter will do something? This is not okay to ignore and you should create a plan to get her and the kids away from him as soon as possible. There are domestic violence agencies that can help. Call them. Make a plan. Execute. Before someone gets shot.