PITTSBURGH (KDKA) – Police are blocking off a roadway in Pittsburgh’s Esplen section following an accident this afternoon involving a tractor-trailer.

Emergency officials say the two-vehicle crash happened before 1:30 p.m. at West Carson Street and Glenmawr Avenue.

Authorities say the tractor-trailer apparently collided with a van. Crews were working to rescue one person who became trapped as a result of the crash.

There is no word yet on the condition of that person.

Stay with KDKA for the latest details.