Screams of playground murder victim

An art lover saw the glint of a killer’s knife moments after he heard an ‘animalistic yelp’, the Old Bailey heard. Tom Willis was walking through Southwark Park in southeast London to a gallery when he saw Stephen O’Rourke, 48, allegedly stabbing 38-year-old Rocky Djelal to death. Mr Willis was on his way to meet friends at a nearby art gallery when a blood curdling scream stopped him in his tracks. He turned to see what he first thought was…