YOUNGSTOWN — After talking to witnesses and reviewing surveillance tape, Detective Sgt. Ron Rodway signed a murder warrant for Dion D. Weatherspoon, 19, of Hilton Avenue, a member of the L-Unit, a South Side gang. Weatherspoon is accused in the Sunday evening shooting death of William "Mike" Burr, 27, of Struthers. Burr was shot as he sat in his car in the 3200 block of South Avenue. Weatherspoon is considered armed and dangerous. Anyone who knows his whereabouts is asked to call 911.