At approximately 1815 hours Fire District 19 was requested to shutdown North Lehigh Gorge Drive for police related activity. Shortly after dispatch 1901 & 1902 went responding along with 1981. 1955 went directly to the scene to provide lighting. 1941 went to intersection of Buck Mountain along with 5 Fire Police and 1981 and 1904 shutdown the road at intersection of Lakeview Drive. Foster Township Fire police shutdown the intersection of Lehigh Gorge Drive and 940. In Total district 19 had 10 firefighters who remained at the intersection for 4 hours. We used e flares, flares, cones and barricades to shutdown the roadway. We remained on scene for 4 hours until PSP Finished there police investigation.