Three people have died after a small plane crashed into a residential building in the German city of Wesel, around 35 miles north of Dusseldorf, on Saturday afternoon.   Police said the roof of the apartment building caught fire after the microlight plane crashed into it.     Witnesses told local media that they saw the aircraft collide with a hot-air balloon shortly before the crash, which also injured a child.   The injured child is thought to have been …