flooding swamped the US state of Louisiana.

At least three people have died and thousands have been rescued after "historic" flooding swamped the US state of Louisiana. 
The National Guard and emergency teams have used helicopters to rescue people stranded in their homes or cars, according to the (BBC). 
Searches are continuing for missing people, as the rain is expected to continue. 
The heavy rainfall started on Friday where some areas received more than 17ins (43cm) of rain. 
Louisiana Governor John Bel Edwards declared a state of emergency on Friday.
Several rivers in Louisiana and Mississippi are overflowing. Gov Edwards expects some of the rivers will rise 4ft (1.2m) above previous record levels.

Source ; QNA