My exhusband leaves the children aged 15 and 12 home alone when they are with him. He regularly goes golfing and to the pub for the night. Recently he has started staying out and coming back to the girls at 0335 and 0530 and 0700 hours. The children are aware of these times because sometimes he has had to ring them to get them to let him in!!!. He is a serving police officer. I am afraid for my children in case God forbid there was a fire or something. An adult should be...