A Kingsport Man Whose Lower Leg Was Severed In A Motorcycle Crash Remains In The Hospital. 35 Year Old Michael Ray Johnson Was Listed In Critical Condition. Meanwhile, James Trent, An Eyewitness, Used His Belt As A Tourniquet To Try And Stop Johnson’s Bleeding After The Wreck. Johnson Told Police The Throttle Stuck On His Cycle And Caused Him To Lose Control While Traveling On Orebank Road Near The John B. Dennis Highway Interchange.