ROUGH CUT (NO REPORTER NARRATION)<br/> <br />STORY: George Zimmerman made his first public appearance since the fatal shooting of unarmed black teenager Trayvon Martin more than six weeks ago, entering a Florida courtroom on Thursday to face charges of second-degree murder.<br/> <br />The hearing marked the beginning of a judicial process to determine whether the killing of Martin in a quiet gated community constitutes murder.
