Crews searched today for more victims of deadly tornadoes that killed at least 52 people and injured hundreds more as they tore across four US states, ripping off a shopping mall roof, demolishing mobile homes and blowing apart warehouses.

Crews searched today for more victims of deadly tornadoes that killed at least 48 people and injured hundreds more in the US.

Authorities in the US were today searching for victims of tornadoes that killed at least 26 people across four states.

The death toll from tornados across four US Southern states that tore through homes, ripped the roof off a shopping mall and blew apart warehouses in a rare spasm of violent winter weather rose to at least 21 today, with dozens injured.