Crews have cleared the scene and southbound lanes are reopened as of 4:30 p.m., according to a traffic alert.
One of the lanes has reopened, according to an alert from the state Department of Transportation.
A crash on Interstate 83 in southern York County has closed a portion of the southbound lanes of the highway.
A van overturned near Exit 4, the Shrewsbury exit, a little after 3 p.m., leaving one person trapped inside, according to York County 911 radio transmissions.
A second person was able to get out of the van and firefighters have since been able to get the trapped person out, transmission indicate.
Check back later for additional details.