[AP] - GREENWOOD, Miss.-- A videotaped scuffle between a black teenager and a white police officer who twice pulled his gun in a crowded high school hall has prompted a $1 million lawsuit, accusations of racism and calls for the officer's dismissal. The Dec. 6 school surveillance tapes that show the officer pointing his gun at the back of the unarmed teenager's head were released Jan. 5 as part of discovery in student James Marshall's lawsuit. Marshall, an 18-year-old senior at Greenwood High School, said that during the scuffle Officer Casey Wiggins "was cursing, saying he was going to kill me." But the officer's attorney, Mitchell Creel, says the student was "acting up." "It's clear from the videos my client was doing his job and conducting himself as any security officer would under similar circumstances," Creel said. "It clearly shows Officer Wiggins has done no wrong - absolutely no wrong." Marshall and his family have filed a criminal affidavit against Wiggins for assault...