UK ambulance service pleads with public to stop making non-urgent calls - How London's ambulance service is preparing for its busiest night of the year - Manchester bus crash LIVE: Air ambulance rushes to scene as 17 people taken to hospital - UK ambulance services targeted by Russian hackers - Ont. government increases funding for ambulance services in Wellington and Perth - Manor Park 'stabbing': Police swarm east London street as air ambulance lands - Letters: Deal to gang intimidation; financial support for ambulance service; Prince Harry and mental health