Add Us On Google Add as a preferred source on Google ST. LOUIS, Mo. (First Alert 4) -A man is being accused of threatening to shoot up a local post office earlier this month. According to court records, Tyrone Walker, 33, is being charged with one count of first-degree terrorist threat. Court documents state officers responded to a U.S. Postal Office located at the 2900 block of Meramec on June 2 after an employee reported that Walker had called, threatening to shoot up the post office due to a lost package. There were 75 employees inside the building at the time. The employee who took the call was concerned and frightened. Postal police responded and placed the building under lockdown. Walker was arrested on Thursday and, after waiving his Miranda Rights, admitted to threatening to shoot the postal office, according to court records. He was on probation for a separate case. #firstalert4 #crimewatchstlouis