Videos show Helene's approach and devastating destruction in southeastern US

Video above: Watch Hurricane Hunters take an eerie flight through HeleneHelene made landfall late Thursday, roaring ashore as a powerful Category 4 hurricane in Florida, generating a massive storm surge and knocking out power to millions of customers in several states.The storm made landfall in a sparsely populated region with maximum sustained winds of 140 mph in the rural Big Bend area, home to fishing villages and vacation hideaways where Florida’s Panhandle and peninsula meet. But the damage extended hundreds of miles to the north, with flooding as far away as North Carolina. One Georgia county was almost entirely without power.The governors of Florida, Georgia, the Carolinas and Virginia have all declared emergencies in their states.> Latest on HeleneHere are videos showing Helene's devastating impact:Aerial view of Atlanta FD rescuing people trapped in homes Perspective of people saved from Tenn. hospital roofWater rushes out of the floodgates of North Carolina dam Tree falls onto home in TampaTampa bridge rocked by whipping winds, storm surgeAerial footage of Treasure Island, Florida, aftermathLarge boats pushed onto lawns in Treasure Island, FloridaFire crews rescue residents from flood water, carrying on backs to safety in Clearwater, FloridaStorm chasers in Perry, Florida, surprised by lightningAerial footage of damage in Tampa, FloridaWaves crash in Pinellas County, Florida Severe flooding in Manatee County, FloridaHighway sign torn apart by strong winds in Savannah, GeorgiaFlooding in Atlanta, Georgia