Drone footage shows devastating aftermath of Oklahoma tornadoes CNN 0 143 04.29 21:38 https://www.youtube.com/watch?v=NZfzXBgO9sY + 20 https://www.youtube.com/feeds/videos.xml?channel_id=UCupvZG-5ko_eiXAup… + 16 Drone footage shows devastating aftermath of Oklahoma tornadoes