Environment

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The aircraft carrier USS America was towed out to sea in 2005 on her final voyage. Hundreds of miles off the Atlantic coast, Navy personnel blasted the warship with missiles and bombs until it sank. The Navy is resuming the sinking exercises after a moratorium spurred by environmental and cost concerns. (Associated Press)

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**FILE** Tesla Model S frames are shown June 22, 2012, in the assembly area at the Tesla factory in Fremont, Calif. (Associated Press)

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**FILE** Residents of the Mountain Shadows area view their properties in Colorado Springs, Colo., on July 1, 2012. About 10,000 people are still out of their homes, having been among 30,000 who initially fled the most destructive wildfire in Colorado's history. (Associated Press/The Colorado Springs Gazette)

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A downed tree provided the backdrop for the fifth fairway at Congressional Country Club during the final round of the AT&T National. Volunteers and spectators were kept away for Saturday's third round because of damage to the course from heavy storms in the region Friday night. (Ryan M.L. Young/The Washington Times)

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Trees and power lines litter roadways on Sunday in Falls Church, Va. Thousand of homes are still without power. (Raymond Thompson/The Washington Times)

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Utility workers secure power lines on a pole as their team repairs lines downed by fallen trees in Springfield. (Associated Press)

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A utility worker clears a downed tree in Springfield, Va., Sunday, July 1, 2012. A severe storm late Friday knocked out power to approximately one million residents, traffic signals and businesses in the region. (AP Photo/Cliff Owen)

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A utility worker secures a power line on a pole as his team repairs lines downed by fallen trees in Springfield, Va., Sunday, July 1, 2012. A severe storm late Friday, June 29th knocked out power to approximately one million residents, traffic signals and businesses in the region. (AP Photo/Cliff Owen)

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A portable generator supplies power to a traffic signal on Route 1 in Fairfax, Va., Sunday, July 1, 2012. A severe storm late Friday knocked out power to approximately a million residents, traffic signals and businesses in the Washington, DC region. (AP Photo/Cliff Owen)

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A gas station, unable to pump gasoline because they have no electricity, displays a sign reading "No Power" in Springfield, Va., Sunday, July 1, 2012. A severe storm late Friday knocked out power to approximately one million residents, traffic signals and businesses in the region. (AP Photo/Cliff Owen)

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Many trees and power-lines still litter the roadways after last Friday's severe storms on Sunday, July 1, 2012, in Falls Church, Va. Thousand of homes are still without power. (Raymond Thompson/The Washington Times)