Violence and abuse against UK ambulance staff at highest level ever recorded / Royal rushed to hospital in air ambulance as Palace issues statement / 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