DEAR ABBY: I am a mother of three and happily married to my kids’ father. I am now seven months pregnant with my fourth baby, but this child is not my husband’s. My husband is a loving man and a good father. My problem is, I don’t know how to tell him I’m not carrying his baby. The man I slept with is married and always saying he wants to marry me. He has one son with his wife. I love my kids, and I still love my husband. How can I tell him the truth without tearing my family ...