Police are investigating a fake Facebook advert which offered free food at the McDonald's where a gunman killed the first of his nine victims. Munich was in lockdown for a major police operation around the city's Olympic Park, after the 18-year-old Iranian opened fire at the fast food restaurant, before targeting shoppers in a busy mall in the district of Moosach. The killer's body has been found half a mile from the scene after he reportedly turned the gun on himself. Police now believe he may have acted alone, after they initially went in search of three gunmen yesterday. And...