DEAR ABBY: My wife, “Rita,” and I separated a year ago. Our divorce is pending. The man she’s seeing, whom I believe she was cheating with before we split, has a violent criminal past. He has already cheated on Rita with his ex-girlfriend, the woman who had him locked up in the first place. Rita caters to him to the point that she ignores our kids. When he shows up, they often “retire” to the bedroom and my children are on their own for dinner. She even paid his bail when we were supposed to be saving for our daughter’s school ...