Powerful tornadoes have caused serious damage in parts of the United States.
Sirens have gone off in Oklahoma as two destructive systems move towards residential areas.
Nearly 100 tornadoes warnings were issued during an outbreak on Friday night (local time) – making it the most active tornado day to date this year.
Authorities are warning more severe weather is expected.
Despite the level of devastation caused, there are no reports of any fatalities.
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