The Beaufort County Sheriff’s Office in South Carolina is investigating a mass shooting that took place at a bar overnight.

Hundreds of people were there when the shooting happened, leaving multiple dead and injured.

South Carolina bar shooting

What we know:

The Beaufort County Sheriff’s Office released information on the mass shooting Sunday morning, saying it took place just before 1 a.m. at Willie's Bar and Grill on St. Helena Island.

Hundreds of people were at the bar when the shooting happened, and many ran to businesses next door to escape the gunfire.

Four people were killed, and at least 20 more were hurt. Four of those victims were taken to the hospital in critical condition, and the sheriff's office said more victims continued to show up at various hospitals in the area.

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