DEAR ABBY: I don’t know how to handle this. My husband of 29 years spends more time with his sister and her family than he does with me and our children. If I say anything about it, he jumps all over me, defending her. He says she doesn’t have anyone to help her. But Abby, she has two grown sons and a husband she recently decided to divorce. I think his relationship with his sister is weird, and other people have said they think so, too. One person even called it creepy. When I told my husband I thought it was ...