This Day in Failure: December 17

2008: A computer glitch shuts down the Toronto Stock Exchange just 18 minutes after opening when the system that delivers data about trades to brokers and news organizations ceases to function properly. The exchange remains closed for the remainder of the day.

2008: A locomotive and several railcars plunge into the Mississippi River after two Canadian-Pacific trains collide and derail near Dresbach, Minnesota. Two railroad employees suffer minor injuries.

1991: The Cleveland Cavaliers defeat the Miami Heat, 148-80. The 68-point margin of victory is the largest margin of victory in the NBA’s shot clock era, eclipsing the previous mark of 63.

1961: A fire at a circus (Gran Circo Norte Americano) in Brazil kills 323 people. More than 500 others are injured, most suffering from burns or smoke inhalation.