British Airways Flight Declares Emergency, Returns to Heathrow

A British Airways Boeing 777 flying from London to Chicago declared an emergency over Ireland on Monday, descending from 37,000 to 9,000 feet before returning to Heathrow. The crew reported a pressurization problem and jettisoned 30 tonnes of fuel over the Bristol Channel. The aircraft landed safely and was met by emergency vehicles. The cause has not been officially confirmed.