Witnesses and survivors have testified about the chaos and terror that erupted during a mass shooting at a suburban Chicago Independence Day parade in 2022 ...

Columbine shooting survivor Joshua Hevert is now a history professor at El Paso Community College and shared his experience ...

Speaking to the gunman who killed her brother and 22 other people, Yolanda Tinajero did not raise her voice or condemn him ...

As people visited the Columbine Memorial on Sunday afternoon, several stopped to observe the crosses with each victim's name.

Sunday marks 26 years since the shooting at Columbine High School that claimed the lives of 13 people in 1999. Anne Marie ...

Anne Marie Hochhalter, who was paralyzed in the Columbine school shooting in 1999, died of sepsis caused by complications ...

Robbie Alhadeff is an FSU student whose sister, Alyssa, died in the Parkland shooting. He told ABC News he was walking back ...

The Oklahoma City bombing on April 19, 1995, is still the deadliest example of domestic terrorism in United States history.