Oil posts biggest weekly losses since 2008, hit by virus and price war

Oil prices on Friday posted their biggest week of losses since the 2008 global financial crisis, rocked by the coronavirus outbreak and efforts by top exporter Saudi Arabia and its allies to flood the market with record levels of supply.

The rare combination of severe shocks to both supply and demand has caused the crude market to collapse as producers around the world steel themselves for an unexpected glut of oil in coming weeks.

"It's a problem of an oil price war in the middle of a constricting market when the walls are closing in," US energy historian Daniel Yergin said.

The coronavirus