SANFORD -- More than a year and a half after Trayvon Martin was shot and killed by George Zimmerman, the city of Sanford is making major changes to its neighborhood watch program, including banning volunteers from carrying guns while on patrol, and forbidding them from pursuing anyone in their neighborhoods. Sanford's new police chief, Cecil Smith, said the neighborhood watch program as it was operated while Zimmerman was part of it was dysfunctional and had no accountability. "In this program, it is clearly stated that you will not pursue an individual," Smith explained. "In this new program, it clearly indicates...