EbolaThe hunt for people in contact with deadly Ebola was dramatically escalated tonight as the risk of infection spread across the globe like a giant spider’s web. Initially health officials wanted to trace only a few hundred passengers on two planes which had carried victim Patrick Sawyer, 40. But – as Cabinet ministers held an emergency Cobra meeting in London – the search was widened to find up to 30,000 people who could be hosting the organism which kills 90% of sufferers. The list includes anyone at one of four airports visited by American dad-of-three Sawyer, and those in contact with him in Nigeria’s capital Lagos, home to 17 million, where he died five days ago. Mike Noyes, of Action Aid, said: “This is the worst Ebola outbreak the world has ever seen. More