A deadly storm has been sweeping across the central and southern US, leaving thousands without power and forcing many flights to be cancelled or delayed.
Tornadoes and powerful winds, as well as ice and flooding, came as millions of people were preparing to head home by air and road for Christmas.
The "particularly strong storm" threatened to frustrate travellers from Texas to Nova Scotia as it affected a 2,000-mile area.
At least two people have been killed in the strong gusts, including a man whose mobile home overturned in northern Mississippi.
Another man died when his car hit a tree that fell across a road in the southeastern part of the state.
At the storm's height, more than 22,000 people lost power in northern Mississippi.
In Arkansas, at least five people were injured and two dozen homes were damaged after two apparent tornadoes struck.
In the northeast, ice and whipping winds battered parts of New York and Vermont as officials urged motorists to avoid travelling in dangerously slippy conditions.
More than 10,000 customers were without power in upstate New York as the storm was forecast to linger into Sunday afternoon.
About 5,000 flights have been hit nationwide with most of the disruption in and out of major hubs like Dallas/Fort Worth International Airport and O'Hare International Airport in Chicago.
Some 94.5 million Americans were planning to travel by road or air during the holiday season, which runs from Saturday until New Year's Day.
