Martin , 17 , was shot dead 17 in Sanford , Florida . Across the country , many are demanding the man who shot him be arrested . Trayvon Martin 's parents attended 500 events Monday in central Florida . The first was a noontime `` town hall '' forum hosted by Roland Martin , a CNN contributor . Rallies are held nationwide , from Sanford to Atlanta .
Martin , 17 , was shot dead 17 in Sanford , Florida . Across the country , many are demanding the man who shot him be arrested . Trayvon Martin 's parents attended 500 events Monday in central Florida . Rallies are held nationwide , from Sanford to Atlanta .