UPDATE: Florida State University Shooter's Chilling History Uncovered, Classmate Speaks Out | WATCH: Karen's Rapid-Fire Racism Sparks Hate Crime Investigation | ATV Rider Takes Life Of 10-Year-Old Black Boy, Family Calls For Investigation | Man Posts DISTURBING Fantasy About Shooting Black Girl Who Rang Doorbell | UPDATE: Ex-Cop Who Tased Black Church Deacon To Death Fights To Get Job Back | Jimmy Carter's Grandson & Judge Brogdon Push To Strengthen Public Defenders