The gunman, identified as Andre Bing, 31, of Chesapeake, Virginia, said nothing as he began firing on workers gathered late on Tuesday ahead of their overnight shift, according to two employees who were in the break room.
Another Walmart employee, Briana Tyler, told ABC's "Good Morning America": "I looked up and my manager just opened the door and he just opened fire."
[1/6] FBI agents stand in the parking lot after a mass shooting at a Walmart in Chesapeake, Virginia, U.S. November 23, 2022.
He told her that during the nightly meeting his manager was acting "strange" and "then started shooting," she told the news station.
This was not the first mass shooting at a Walmart, which has thousands of stores across the country.