 This is Andrew Peach on the BBC World Service. Welcome to this extended edition of The Newsroom. We're covering the IT outage which is causing havoc around the world with banks, hospitals, media organisations, airlines, among many affected. There are huge queues at airports in many parts of the world. Big airlines have grounded all of their flights. A thousand have been cancelled so far. Healthcare is badly affected. 911 is down in some parts of the US. Hospitals in Germany and Israel are not functioning properly.