COLUMBIA, S.C. — Two men were killed and two other people were injured Sunday in an early-morning shooting at a South Carolina nightclub, the Colleton County Sheriff’s Office said. Deputies responded to reports of a shooting at the Hang Time Grill & Lounge, at 1109 Rivers St., in Walterboro at about 2:40 a.m., the sheriff’s office said in a news release. At the scene, deputies found two men who had been shot and began rendering aid, according to the release. Colleton Fire-Rescue took both men to the Colleton Medical Center where they died, the sheriff’s office said. The Colleton County Coroner…