4 people were killed and 20 more were injured in a shooting at a bar in South Carolina, sheriff says  CTV NewsSouth Carolina Bar Shooting Leaves at Least 4 Dead, Sheriff Says  The New York TimesFour killed, 20 injured in deadly St. Helena shooting, sheriff says  Live 5 News4 Killed and at Least 20 Injured After Mass Shooting at Busy Bar in South Carolina  People.com‘Like a machine gun’: 4 dead, 20 injured in mass shooting in Beaufort County, SC  Hilton Head Island Packet