Tragedy struck Springfield when a sniper angered by a union dispute shot a truck carrying roughly 20 tons of dynamite as it traveled along Interstate 44. The resulting explosion killed the driver and left a hole 50 feet wide.

Based upon content from the book Missouri 365: This Day in Missouri History by John W. Brown, broadcaster and Missouri historian. Get your copy at Reedy Press. 

Photo credit: 
Via Unsplash. Credit: Krzysztof Maksimiuk