Follow the AJC’s coverage of the shooting at the CDC

A man opened fire on the Centers for Disease Control and Prevention on Friday, killing a police officer who tried to stop him, authorities said. Check back with the Atlanta Journal-Constitution for the latest breaking news, updates and insights on the developing news.

Here is the latest to catch up on:

Here’s how to help the family of the officer who was killed.

Live updates as details of the shooting emerged

Learn more about the officer: DeKalb officer killed in CDC shooting had close ties to Emory community

Watch: Police officer David Rose gave a moving speech at the DeKalb County Police Department’s graduation

A year of trauma: Shooting is yet another blow to CDC workers and alumni

A possible motive: CDC gunman might have been driven by mistrust of vaccines

Neighbors of CDC shooting suspect recall erratic behavior, no signs of violence

Watch: CDC shooter’s father called 911 multiple times the day of shooting

DeKalb officer becomes 4th from Georgia killed in line of duty this year

Reaction: Georgia politicians react to CDC shooting