Traffic was backed up on a busy highway in Cranberry Township for a time Tuesday afternoon as a result of a tractor trailer rollover.
The call came into the Butler County 911 Center shortly after 2 p.m. for the crash near between Exit 76 and Exit 78 of Interstate 79 Northbound.
Emergency responders from Cranberry Township arrived at the scene to find truck blocking all lanes of traffic.
The extent of injuries is unknown at this time. Traffic delays are expected to continue into the evening with detours using Route 19 and Route 228.