The police said the gunman, who turned himself in, and the victims had “previously engaged in conflict over social media.” The shooting was captured on video.

Israeli troops shot and killed at least eight Palestinians near a humanitarian aid distribution center in the Rafah, Gaza, early Saturday.

Three people were injured during a shooting in the Myrtle Beach area Sunday morning. At about midnight on Sunday, Horry County Police responded to a shooting along Waccamaw Boulevard, according to a social media post from the agency.