Skywalk Collapse is the 27th episode of Seconds from Disaster and discovers the reason of United States' worst structural failure.
1,500 people gather for a dance in the Hyatt Regency Hotel in Kansas City. The 2nd and 4th floor skywalks, hung from steel rods, fail under the weight of the guests. They collapse and crush 114 people to death. This was the worst structural failure in the United States.