15 years ago, the unspeakable happened at Columbine High School. Twelve students and one teacher were killed in a school shooting that shook the world. Every year since, Principal Frank DeAngelis reads the names of the victims over the intercom.

Police enforce marijuana law at 4/20 rally. 9NEWS at 10 p.m. 4/20/14.

Marty Coniglio has your overnight forecast. 9NEWS at 9 p.m. 4/20/14.

Watch the video above to hear comments about the stories we ran over the past week.

More poisoned meatballs found in park. 9NEWS at 5 p.m. 4/20/14.

Veterans stand up for marriage equality. 9NEWS at 5 p.m. 4/20/14.

2 men escape from prison camp. 9NEWS at 5 p.m. 4/20/14.

CO Politics: Importance of edible marijuana regulation. 9NEWS at 5 p.m. 4/20/14.

Police enforce marijuana law at 4/20 rally. 9NEWS at 5 p.m. 4/20/14.