A New York City sex offender who was arrested on suspicion of attempted murder after punching a diner, fracturing his skull and causing a brain bleed, has been allowed to walk free after the Bronx DA charged him with a misdemeanor. Bui Van Phu, 55, a registered sex offender who has spent six years in prison with lifetime parole, left Bronx Criminal Court on supervised release without bail Thursday afternoon after appearing before Judge Giyang An. Court records obtained by DailyMail.com indicate Phu's charges are now third-degree assault and second-degree harassment. The basis of the downgraded charges is because Phu...