Hundreds gather for a candlelight vigil to honor teen girl missing since 17 . Human remains found in shallow grave in park where the San Diego Central Jail was known to run . Police arrested 30-year-old John Albert Gardner III on Sunday in connection with the disappearance . King , Thursday , was last seen at school ; her car , with cell phone inside , was found at park . John Albert Gardner III , 30 , is being held on rape and first -degree murder charges .
Hundreds gather for a candlelight vigil to honor teen girl missing since 17 . Human remains found in shallow grave in park where the San Diego Central Jail was known to run . King , Thursday , was last seen at school ; her car , with cell phone inside , was found at park . John Albert Gardner III , 30 , is being held on rape and first -degree murder charges .