There have been 47 episodes of mass violence on school campuses this year.

There have been 47 episodes of mass violence on school campuses this year. The 47th took place at a Denver-area high school, 26 years after the Denver-area high school in Columbine, where three people were shot on Wednesday, two of them students. The 46th school shooting of the year had just one victim. Charlie Kirk, the conservative campus activist and podcaster, was shot in the neck during a question and answer session at Utah Valley University in Orem, Utah.

1/