Jamison Tate Missing: Help Sought Finding Louisiana Teen. According to Sgt. Mark Johnson, Tate has supposedly contacted family and friends and indicated he is still in the Monroe area. Monroe is the eighth-Largest city in Louisiana and is located about 97 miles north east of Shreveport. Tate was last seen on July 23, at the Johnny Robinson Boys Home. The youth home for troubled boys was founded over twenty-five years ago by former Kansas City Chiefs Hall of Famer Johnny Robinson.