Investigators In Kingsport Are Asking For Your Help In Finding A Man Missing. 28 Year Old Collin Trey Stover Has A History Of Mental Health Problems And Behaving Erratically Lately, Due To This Authorities Believe He Is Missing And Endangered. When He Was Last Seen He Was Driving A 2010 Mint Green Ford Escape, Stover Is 6 Foot Weighing 180 Pounds, Buzz Cut Brown Hair And Blue Eyes. Anyone Who Sees Him Is Ask To Keep Him In Sight And Contact Police.