A capacity crowd had turned out for the Football Association Cup semifinal last week at the 54,000-seat Hillsborough stadium in Sheffield, South Yorkshire. As Liverpool and Nottingham Forest faced off on the field, throngs of fans without tickets poured through a gate that had been opened by police. Seven minutes into the game, a surge of spectators pushed into the packed standing room, crushing those in front against metal barriers. One of the barriers gave way, and at least 93 people were killed.
Dead and injured fans lay strewn across the field. After calm had been restored, Football Association officials promised...