The mass shooting at Columbine High School on Aug. 20, 1999, became the largest school shooting in history at the time.

When April 20 approaches every year, Cindy Maudsley can physically sense it. "It's like my body keeps score," the mom of five tells TODAY.com about her reaction to the anniversary of the mass shooting ...

It's been just over 27 years since two students opened fire at Columbine High School in Littleton, Colo., killing 13 people and wounding 24. It was one of the worst school shootings in U.S. history, ...

There have been 435 school shootings since 1999, according to Post data There were more school shootings in 2022 — 46 — than in any year since at least 1999. Beyond the dead and wounded, children who ...

MEXICO CITY — The gunman who opened fire on tourists at Mexico's iconic Teotihuacan pyramids carried materials that were apparently related to the 1999 shooting at Columbine High School, authorities ...

MEXICO CITY (AP) — The gunman who opened fire on tourists at Mexico’s iconic Teotihuacan pyramids carried materials that were apparently related to the 1999 shooting at Columbine High School, ...

Archaeology field school digs into 3,000 years of native Jacksonville history Although officials did not mention Columbine by name, they referred to several books and handwritten notes that belonged ...

MEXICO CITY (AP) — The gunman who opened fire on tourists at Mexico’s iconic Teotihuacan pyramids carried materials that were apparently related to the 1999 shooting at Columbine High School, ...