A series of thunderstorms that moved through the area earlier tonight knocked out electricity to about 3,000 homes and businesses in Warren, according to DTE Energy.Primary power lines were knocked down as a result of the storm. The areas include: Between 13 Mile and 14 Mile, Hoover to Schoenherr Several neighborhoods north of 13 Mile and west of Mound Road Between Eight Mile and Nine Mile, Hoover to Schoenherr.