Officers were told of concerns about mental health of man who went on to shoot dead four men, two women and an unborn baby
Police in Hamburg received an anonymous tipoff two months ago about the gunman who went on to kill seven people in a Jehovah’s Witness hall, but he had persuaded them not to take away his gun.
A letter was received in January raising concerns about the mental health of Philipp F, 35, and his purchase of ammunition, but officers found no reason for concern when they visited him last month.
