'No threat to public' after man claiming to be infected with anthrax drove his truck on National Mall 05/17/2016 2:54 pm PDT Comments NBC News via WPTV: WASHINGTON -- (WPTV) -- Police say there is no longer any threat to the public after a man drove his truck onto the National Mall on Tuesday and claimed to be infected with anthrax. According to WJLA, Washington D.C. Fire officials are also responded to the situation, and added the subject may be mentally unstable. CBS News reports that the driver of the car has surrendered. Initial detection tests for anthrax came back negative. FULL STORY: 'No threat to public' after man claiming to be infected with anthrax drove his car on National Mall - WPTV #WashingtonDC Waiting for your permission to load facebook comments.