(CNN) -- Two adults and four children were killed in a domestic shooting in Spring, Texas, on Wednesday night, said Harris County Constable Ron Hickman.
A seventh person, an adult, was taken to a local hospital.
Sheriff's deputies have surrounded an adult suspect a few miles away from the home where the shooting took place. The suspect has a pistol to his head, according to Hickman.
Spring is located about 20 miles north of Houston.