Three people killed in Louisiana as vast US storm system brings tornadoes

Tornadoes batter Louisiana while huge storm system hurls blizzard-like conditions at Great Plains

A vast and volatile storm system ripping across the US killed at least three people in Louisiana, spinning up tornadoes that battered the state from north to south, including the New Orleans area. Elsewhere, the huge system hurled blizzard-like conditions at the Great Plains.

Several injuries were reported around Louisiana and there were more than 40,000 power outages statewide as of Wednesday night.