Two people were killed and four others were injured when gunmen attacked a distribution center of the giant Walmart retail chain, US media reported on Saturday.
A vehicle crashed into a building early Saturday afternoon in the city of Red Belf, California, causing a fire, according to Rick Kramptri, a municipal official cited by CNN.
"There was an armed man who was injured. The last news I heard was that he was being treated at a hospital, "Krabri added.
According to an eyewitness quoted by local media, the perpetrator used a semi-automatic weapon.
A Walmart spokesman confirmed to CNN that there was an incident at her distribution center without giving further details.
Source: Ant1