Oil ends whipsawing session 4% lower

Oil futures fell 4% on Thursday, capping a volatile day of trading that saw the commodity swing by around $4 a barrel in either direction.

 sweet crude for delivery in January CLF5, +0.39%  fell $2.36, or 4.2%, to settle at $54.11 a barrel on the New York Mercantile Exchange.

Brent oil for February delivery LCOG5, +0.25%  declined $1.91, or 3.1%, to finish at $59.27 a barrel on London’s ICE Futures exchange.