Three sets of human remains discovered after the explosion of a gas station in Virginia

Additional information on the victims was not immediately available.

The explosion took place at a service station in Rockbridge County at approximately 9:30 am

A set of human remains was found at the scene Friday and the Sgt of the state police. Richard Garletts said that the total number of people not counted ranged from three to five.

The missing included family members of employees and a potential customer, Garletts said Friday. Four injured people were transported to hospitals, Garletts said.

CNN's Carma Hassan and Hollie Silverman contributed to this report.