A 7-year-old girl has died from multiple stab wounds allegedly caused by her 13-year-old sister in the eastern German city of Leipzig, police reported on Saturday. A police spokeswoman said that the possible weapon had been secured and that traces of blood were found on it. She did not provide further details about the weapon. The 13-year-old called the emergency services to an apartment block in the Kleinzschocher district of the city on Friday evening, where police found the seriously injured 7-year-old. She was taken to hospital, where she later died. According to the police, the 13-year-ol…