Rising global crude oil prices have made aviation fuel much more expensive, putting India’s airlines under pressure and forcing them to seek government support to keep flights affordable.
Indian Oil Corporation (IOC), the nation's top oil firm, has bought as much as 3 million barrels of crude oil that Russia had offered at a steep discount to prevailing international rates.
For the first time in history, the price of US oil has turned negative. Watch our video for an in depth coverage.