Drone pilot, Ryan Helg, flew his drone 400 feet above the fog and capture amazing video footage of the smoke from the vehicle fire involved in a massive multi-vehicle crash on I-55. Two people were killed, several others were injured and dozens of vehicles were damaged in a series of at least three "crash clusters" on I-55 in an extremely dense fog that left visibility near zero Monday morning: https://www.wwltv.com/article/news/local/northshore/fog-hazardous-conditions-louisiana-driving-multiple-vehicle-crash/289-dc1942a3-4cc0-42e4-91a1-933108d74e9c