I-526 is back open Friday morning after a crash near Daniel Island shut down the road for several hours.
Charleston police say the wreck happened around 3 a.m. near the Clements Ferry Rd. exit. Police say a driver hit a retaining wall on the right side of the road, then hit the one on the left.
One person was thrown from the car and another person was partially ejected.
All three occupants were taken to the hospital. Police say two of the victims are seriously injured.
The cause of the crash is under investigation.
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