NEW : Letter to Klan cites ` ` public concern '' NEW : Commissioner also says area will not be adopted because of safety concerns . The letter was sent by the city's Public Safety Commissioner, John F. Timoney, and it is signed by Mayor Michael R. Bloomberg, Police Chief Raymond W. Kelly, Deputy Mayors Randy M. Mastro, William J. Thompson
NEW : Letter to Klan cites `` public concern '' NEW : Commissioner also says area will not be adopted because of safety concerns . KKK had wanted to clean part of Georgia State Route 515 .