Gunman Patrick Joseph White expressed discontent with the COVID-19 vaccinations in writings he made before the shooting, authorities said.

The man suspected of opening fire outside the Atlanta headquarters of the Centers for Disease Control and Prevention on Friday had been critical of the Covid-19 vaccine, authorities said.A search of Patrick Joseph White’s home revealed written documents in which he indicated his discontent with the vaccine,

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.