The gunman who opened fire Friday at the US Centers for Disease Control and Prevention broke into his father’s safe to get the five firearms recovered at the scene, state investigators said Tuesday, as some CDC workers seeking answers and reassurance from leadership were left dissatisfied by a short agency-wide meeting about the shooting.

The man who attacked the CDC headquarters in Atlanta on Friday fired more than 180 shots into the campus and broke about 150 windows

Chris Hosey, director of the Georgia Bureau of Investigation (GBI), said almost 500 shell casings were recovered. Of those rounds, about 200 struck facilities on the CDC campus.

Grappling with the aftermath of a shooting that killed a police officer and left nearly 100 shattered windows, leaders at the Centers for Disease Control and Prevention held virtual meetings with employees on Tuesday to rebuild trust at the agency's Atlanta headquarters.

Following the deadly shooting outside the CDC headquarters in Atlanta on Friday, some workers are now calling for better protections. One police officer was killed when a gunman with anti-vaccine views opened fire.

Health and Human Services Secretary Robert F. Kennedy Jr. has visited the CDC headquarters in Atlanta where a police officer was killed in a shooting that is believed to have targeted the national public health agency.

After a yearslong legal battle, Uvalde County and the Uvalde Consolidated Independent School District have released records related to the 2022 mass shooting that killed 19 children and two adults in Uvalde,

County leaders in Uvalde, Texas, have released police body camera video and documents detailing the law enforcement response during one of the deadliest classroom attacks in U.S. history

School officials in Uvalde, Texas, on Monday released text messages, personnel files and student records of the shooter from the 2022 attack at Robb Elementary School, following a yearslong legal battle over public access to the material.