Carson High didn't have to travel far to replace Todd Ackerman - 18 inches to be exact.The Senators have hired Ackerman's top assistant, Nathan Tolbert, as their new varsity girls coach.Tolbert is no stranger to area basketball. He was head coach at Whittell for five years, taking the school to the playoffs every year. Whittell was third in the state in 2005.Tolbert didn't apply for the job the first time Ackerman resigned. With family and work obligations, he wasn't sure he would have time to be the head coach.What changed?"Well I talked to my wife, Christi, and she pointed out …