Columbine Mine massacre Serene for two weeks, for the Columbine was one of the few coal mines in the state to remain in operation. On November 21, 1927, five hundred miners, some accompanied by their wives and children, arrived at the north gate just before dawn. They carried three Flags of the United States. At the direction of Josephine Roche, daughter of the recently- deceased owner of the Rocky Mountain Fuel Company, the picketers had been served coffee and doughnuts on previous mornings. That morning, the recently-disbanded state police, also known as the Colorado Rangers, were recalled to duty and would meet the
Columbine High School massacre in the shooting. The Columbine shootings influenced subsequent school shootings. Many school shooting plots mention it. Shortly after, a rash of copycat threats led to the closing of entire districts. One arrested student boasted he could "outdo" its number of casualties. The first copycat may have been the W. R. Myers High School shooting, just 8 days later, when a 14-year old Canadian student went into his school at lunchtime, with a sawed-off .22 rifle under his dark blue trench coat, and opened fire, killing one student. A month after the massacre, Heritage High School in Conyers, Georgia had a