TAMPA, Fla. - National, state and local leaders condemned the shooting death of conservative political activist Charlie Kirk on a Utah college campus Wednesday, and data shows political violence is rising.

The backstory:

Historians say the past can tell a person a lot about the present.

"I think that part of what we're seeing in the United States parallels a few other moments in the U.S. past in which a growing set of Americans began to identify each other as the main enemies that they would face in nearly any context," said Kyle Burke, an assistant professor of history at the University of South Florida. "As that happened, violence both as an actuality but also as a set of kind of imaginations or fantasies that people might enact, created a feedback loop in which individuals and or

See Full Page