KERRY APOLOGIZES FOR "DIAPERS" REMARK (01/18/04) U.S. Sen. John Kerry called U.S. Sen. John Edwards late Sunday night to apologize for suggesting Edwards might have been in diapers when he returned from Vietnam, aides to Edwards said. While campaigning in Iowa Sunday, Kerry was asked how he differed from Edwards. Kerry touted his foreign policy experience and said that when he returned home after serving in Vietnam in 1969, "I don't even know if John Edwards was out of diapers." Edwards responded Sunday evening before a stop in Mason City that drew an overflow crowd. "I honor his service in...