Aerial footage has shown the extent of the tornado damage in the town of Quapaw in the southern US state of Oklahoma.
Several tornadoes touched down as a major storm front moved its way across the continental United States.
One of the two people who has so far been reported dead was in Quapaw, while a second was near the city of Little Rock in the neighbouring state of Arkansas.
More top news
The British Embassy driver kept the engine running as the worsening relations with Russia stepped up a gear here in Moscow.
The heavily pregnant Duchess of Cambridge refused to be put off by bitterly cold winds and snow as she greeted Irish Guards members.
Celebrations are taking place across Northern Ireland to mark St Patrick’s Day.