portion of the country. as the southeast braces for another morning of record lows, that arctic blast is also taking a toll across the border. more now from matt gutman. reporter: a freak blizzard just 60 miles from detroit engulfed an ontario highway, burying cars and stranding more than 300 motorists. after nearly 30 hours the canadian military airlifted families and the elderly to warming centers. and those arctic tentacles have lunged southward, freezing fountains in atlanta, dumping snow in north carolina, and turning florida groves into ice sculptures. what crops got hit hardest? any of your leafy type crops. tomatoes, bell peppers, cauliflower, collard greens, any of the leafy type celeries. reporter: and it s not over. we re predicted to have about the same scenario as we did last night. reporter: farmers sprayed water hoping to cocoon crops at 32 degrees. anything colder could kill. recently farms have dispatched helicopters which fly low to fan warmer air towards