Johnny Otis Workman was sentenced Tuesday morning to 15 years, with the first 10 years served before being eligible for parole, following his guilty plea for vehicular homicide in the death of David J. Nunnelley in July 2009.While the victim’s family cried, Newton County Assistant District Attorney Clint C. Malcolm once more went over the facts of the case, how the 31-year-old Workman was driving a vehicle with no insurance and with a suspended license, under the influence of both alcohol and marijuana, fled from a trooper from the Georgia State Patrol and struck Nunnelley before wrecking his