People shop at discount warehouse club Costco in Arlington, Va., on Aug. 26, 2011, a day before Hurricane Irene was expected to hit the D.C. region. (Rod Lamkey Jr./The Washington Times)

Photo by: Rod Lamkey Jr.

People shop at discount warehouse club Costco in Arlington, Va., on Aug. 26, 2011, a day before Hurricane Irene was expected to hit the D.C. region. (Rod Lamkey Jr./The Washington Times)