How many people were killed by Hyatt Regency walkway collapse in Kansas City, Missouri on July 17, 1981?
Joseph Waeckerle:  He is best known to the public for directing the search and rescue efforts at the Hyatt Regency walkway collapse in Kansas City, Missouri on July 17, 1981. Hyatt Regency walkway collapse: The Hyatt Regency walkway collapse took place at the Hyatt Regency Kansas City hotel in Kansas City, Missouri, on July 17, 1981. Hyatt Regency walkway collapse:  The falling walkways killed 114 and injured 216.
114