A semi truck pulled down power lines on Jefferson Ave. Aug. 21, 2014. (WAVY/Deanna LeBlanc)

Photos: Truck hits NN power lines

A moving truck pulled down power lines on Morris Drive in Newport News Aug. 21, 2014, knocking out power to a dozen customers.

A semi truck pulled down power lines on Jefferson Ave. Aug. 21, 2014. (WAVY/Deanna LeBlanc)

Semi hits power lines in Newport News

The northbound center and right lanes of Jefferson Avenue are closed as police investigate an accident involving a semi truck.