A crash involving a tractor-trailer closed the eastbound lanes of the Pennsylvania Turnpike near Carlisle for about an hour this morning.
The crash occurred shortly before 10 a.m. at milepost 222.
One lane had reopened by 11 a.m. and traffic in both lanes was moving about a half-hour later.
Witnesses have reported that the track jack-knifed and struck the concrete barrier in the median.
There were no reports of injuries.