SOUTH PHILADELPHIA -- Video circulating on social media shows a man catch fire after being tased outside of a Philadelphia restaurant.Pat Tackney, a witness to the incident, says he saw the man being tased outside of Jim's Steaks at 4th and South streets.The video shows two security guards from Jim's use a stun gun on the man before his leg catches fire.Philadelphia Police say they were not notified of any situation outside of Jim's.Jim's has not commented on the incident.-----