Yesterday afternoon, a monster tornado struck Moore, Oklahoma, near Oklahoma City. The twister, with winds of at least 200 mph, traveled for 20 miles, leaving a two-mile-wide path of destruction, flattening homes, smashing vehicles, and killing at least 91 people, 20 of them children. This is a developing story, and the photos will be updated later today. A massive tornado moves past homes in Moore, Oklahoma, on Monday, May 20, 2013. A tornado as much as a mile (1.6 kilometers) wide with winds up to 200 mph (320 kph) roared through the Oklahoma City suburbs, flattening entire neighborhoods, setting buildings on fire and landing a direct blow on an elementary school. This aerial photo shows the remains of homes hit by a massive tornado in MooreA fire burns in the Tower Plaza Addition in Moore, Oklahoma, following a tornado, on May 20, 2013.