On December 3, 1979, 11 people were killed in a crowd crush during a concert by The Who in Cincinnati, Ohio. The tragedy occurred when fans rushed to the front of the stage as the doors opened, causing a stampede. Despite efforts by concert organizers to manage the crowd, the venues inadequate safety measures led to the deaths and injuries. The event raised awareness about crowd control and concert venue safety. The Who was deeply affected by the tragedy, and similar events led to changes in concert security protocols.