Hamburg: Several people have been killed in a shooting in a Jehovah’s Witnesses church in Hamburg, with the gunman believed to be among the dead found in the building, German police said Thursday. Shots rang out at the church in the Grossborstel area, with the first emergency made at around 2015 GMT, a police spokesman at the scene said. “Several people were seriously injured, some even fatally,” police said on Twitter. “At the moment there is no reliable information on the motive of the crime,” they added, urging people not to speculate. Police alerted people to an “extreme danger” in...