The shooting Tuesday inside a South Carolina Walmart is believed to involve two groups of people in gangs exchanging gunfire, Lancaster Police Chief Don Roper said Thursday at a news conference.

The shooting Tuesday inside a South Carolina Walmart is believed to involve two groups of people in gangs exchanging gunfire, Lancaster Police Chief Don Roper said Thursday at a news conference.

A third suspect is now charged in connection to a shooting inside the Walmart in Lancaster on Tuesday. A fourth suspect is in the hospital and police are searching for two others.

Three of six suspects are still uncaught after people who “knew each other” had an “interaction” in the store, police said.

Paramedics treated two people for gunshot wounds and took them to a hospital, Lancaster Police Chief Don Roper said. Both are being detained and detectives are searching for other suspects ...

"It didn't seem to be random," said City of Lancaster Police Department Chief Don Roper. He noted that investigators are trying to determine exactly how the male victims became involved.