ELIZABETH - Authorities are investigating several robberies this morning in Union and Essex counties.

Police in Elizabeth say that shots were fired at one of the robberies just before 4 a.m. at the Lukoil gas station at 200 Spring Street, which is also known as Route 1 and 9. Authorities say the attendant was taken to a local hospital with unspecified injuries.

Another robbery was reported a few minutes later at the Shell gas station at 590 Spring Street.

A third gas station robbery was then reported at the Corner of Clinton and Fabian Street in Newark at the Delta gas station, according to police.

Authorities have not said if the three robberies are related.