St. Tammany sheriff searching for missing Slidell man considered to be endangered Share Updated: 11:03 AM CDT May 28, 2021 WDSU Digital Team The latest breaking updates, delivered straight to your email inbox. Share Updated: 11:03 AM CDT May 28, 2021 WDSU Digital Team The St. Tammany Parish Sheriff's Office is searching for a missing man they say is endangered. The sheriff said Theodore Leroy Lampkin was last seen at the Walmart on Northshore Boulevard in Slidell. He was last seen wearing a black shirt, khaki pants and white shoes, according to the sheriff. He is believed to have left the area on foot. Anyone with information about his whereabouts is asked to contact Detective Ryals with the St. Tammany Parish Sheriff’s Office by calling 985-726-7848 or 985-898-2338.