A Kingsport Businessman Accused Of Bombing A Johnson City Medical Office Is Due In U.S. District Court In Greeneville Today. Christopher Wayne Alexander, Who Owns Alexander Prosthetics Specialists, Is Alleged To Have Set Off A Pipe Bomb Late Sunday In Victory Orthotics And Prosthetics On Knob Creek Road. Police Arrested Him During A Traffic Stop On State Of Franklin Road. Another Pipe Bomb Was Allegedly Found In Alexander’s Van And Materials To Make More Explosives. His Court Appearance Is Set For Ten O’clock This Morning.