Cop witnesses attack and catches killer

A police officer caught a teenage killer after watching him stab a man to death in the street, a court heard. Erick Ekam, 18, allegedly knifed former Haverstock School pupil Mohammed Aadam Mohammed, 20, five times in Camden, northwest London, on September 4 last year. Plain clothed police constable Matthew Ebbs witnessed the ‘savage’ attack and chased after Ekam as he tried to make a getaway, the Old Bailey heard. Prosecutor Allison Hunter QC said: ‘It was quick and it…