Oil crashes 31% in worst loss since 1991 after price war erupts
The cataclysmic collapse will resonate through the energy industry from giants like Exxon Mobil to smaller shale drillers in Texas
Coronavirus: Why do airlines burn thousands of gallons of fuel flying empty “ghost” planes?
Demand for flights has collapsed across the globe amid growing fears about the outbreak
Coronavirus: Facebook closes London offices after employee diagnosed
The web giant has just over 3,000 employees in its three London offices, all of whom are being told to work from home
