Video captured the terrifying moment when a manhole cover exploded near a woman and her two grandchildren in Poughkeepsie, New York, on Saturday. Just after they cross the manhole cover, there's an explosion, sending the woman and the kids running. No injuries were reported. The Poughkeepsie Fire Department said three manholes had exploded on Saturday, and the blasts occurred amid elevated carbon monoxide levels in multiple local buildings. #news #newyork #caughtoncamera | CBS News