(CNN) -- The four people shot outside a Cedar Park, Texas, Walmart over the weekend had gathered there to fight after an altercation at a party in a nearby city, police said Monday.
No shoppers or employees of the store were harmed when Onwukaife Soloman, 18, allegedly opened fire around 4:30 a.m. Sunday in the parking lot of the store in the city, which is just north of Austin, Texas, police Capt. Mike Harmon said.
Four people were injured in the shooting, according to police. Three of the injured were hospitalized in critical condition, CNN affiliate KVUE reported. The fourth victim was treated and released, the station said.
Authorities have charged Soloman with aggravated assault with a deadly weapon.