Deadly tornado strikes Oklahoma

At least eight people have been killed by a tornado which tore into a town in the US state of Oklahoma.

The tornado swept through a swathe of the town of Lone Grove on Tuesday evening, reports said. Local reports said up to 15 people had died.

The tornado, one of three in the area, also left 14 people injured, a spokeswoman for the state emergency management department said.

Several buildings in the town of about 4,600 were destroyed by the tornado.