Greyhound bus wrecks on I-20 in Darlington County
Thu, 20 Mar 2014 14:05:34 GMT —
Highway Patrol is investigating a Greyhound bus accident on I-20 near mile marker 131 in Darlington County .
Troopers say the bus driver was the only person on the bus. He's OK.
Highway Patrol isn't saying yet what led to the wreck.