In front of the police, a 40-year-old man stabbed a teenager in Hamm several times and injured him in a life-threatening manner, reports the newspaper “Die Welt”. To stop the attacker, a policeman shot him. The attacker was also fatally injured. This was reported by the police and the public prosecutor’s office on Saturday in Dortmund.Before it had come in an apartment building on Friday evening to the quarrel between three Syrians (16, 19 and 23 years old) and the 40 year old Turk. According to police, the younger men struck and kicked the 40-year-old. After the police had separated the disputants, the 40-year-old was to be treated in an ambulance.But he left the ambulance and went to his apartment. From there he returned with a knife and severely injured the 16-year-old with stings in his stomach, thighs and arm. A policeman had tried in vain to stop the 40-year-old.