The Tennessee legislature passed a controversial bill allowing teachers to carry guns, causing protesters to scream their disapproval and cause chaotic scenes on the state House floor.
The bill was passed just over a year after the Covenant school shooting when a former student killed three students and three adults. It was strongly objected to by Democrats and gun control activists, who made a scene in the state Capitol building.

“Blood. On. Your. Hands,” the crowd in the gallery shouted, brandishing protest signs.
Republican and Democratic state representatives conversed and argued on the floor, accusing each other of breaking rules.
Republican House Speaker Cameron Sexton kicked out…