The CDC director described the dangers of misinformation, four days after a gunman shot at the headquarters in Atlanta, claiming the COVID-19 shot sickened him.

The suspected gunman who attacked the Centers for Disease Control and Prevention's campus on Friday may have fired many hundred rounds, law enforcement said on Tuesday.

Kennedy has been a leading voice in spreading false information about vaccines, scientists and public health leaders, often using heated rhetoric that says they have caused mass death and injury. People he describes in such language have said his comments have led to threats, intimidation and even violence.

Four CDC workers, who were not authorized to speak publicly, told CBS News under the condition of anonymity that they were "deeply disappointed and frustrated" by an apparent lack of leadership following Friday's shooting​.

The suspected gunman in the shooting of a police officer at the headquarters of the Centers for Disease Control and Prevention (CDC) in Atlanta on Friday has been identified as Patrick Joseph White of Kennesaw, Georgia.