Investigators from a Berlin murder commission were called to two crime scenes on Saturday. Crime scene one: In a house in Wilhelmstadt in the Spandau district, according to initial police findings, a 79-year-old man first killed a 38-year-old and then died himself – probably due to a fire he had set. Crime scene two: In Friedrichshain, the police arrested a 37-year-old man who is said to have killed a 57-year-old. The body was found in an apartment.