A Dallas man told police that his neighbor punched him in the face Tuesday while he mowed his lawn then stole six gold teeth that he knocked out. The attack happened about 3:30 p.m. in the 3800 block of Cauthorn Drive, near Hatcher Street and Second Avenue in South Dallas. The neighbor, who was not identified, confronted the 46-year-old victim yelling and cursing as he mowed, according to a police report.