Teen charged in downtown Calgary attempted murder, Good Samaritan sought

Calgary police say they want to speak with a Good Samaritan who might have more information about a frightening attempted murder in the downtown commercial core. Officers were called to the 0 to 100 block of Third Avenue S.E. just before 2 a.m. on Friday, May 17 for reports of an assault with a weapon. Police say the victims, a man and woman, were looking at a city centre information map near Centre Street and Fourth Avenue South when a young stranger with a knife approached them and tried to st