JANE FONDA REGRETS THE "BETRAYAL" HER PHOTO ON A NORTH VIETNAMESE ANTI-AIRCRAFT GUN SYMBOLIZED - "60 MINUTES" SUNDAY Ê Iconic Actress Wasn't "Forced" by Husband Roger Vadim Into Three-Way Sex, But Says "I Went Along With it" in Her First Interview About Her Upcoming Autobiography Ê ÊÊÊÊÊÊÊÊÊÊÊ Jane Fonda has no regrets about her trip to North Vietnam in 1972 - with one big exception: her visit to a North Vietnamese anti-aircraft gun site used to shoot down U.S. pilots.Ê She says her appearance there, which earned her the epithet "Hanoi Jane," was a "betrayal" of the U.S. military, its...