UPDATE (2:57 p.m.)
Both southbound lanes have reopened, according 911 officials.
ORIGINAL (1:40 p.m.)
An accident has shut down Interstate 79 southbound in Monongalia County Tuesday afternoon.
WV 511 officials said the the accident took place near mile marker 149 near the I-68 interchange. Both southbound lanes are closed as of 2:40 p.m.
WBOY has a reporter headed to the scene. Stay with 12 News as we work to bring you the latest on this story.