<p>A man holding what appeared to be a knife, according to a witness, was seen on the roof of an Asda supermarket in Bexleyheath, London, on Friday, May 11.</p><p>Police were on the scene from around 11 am, and Kent Live cited them shortly after 1 pm as confirming that the man jumped. Credit: Danielle Valentine via Storyful</p><br />
