Earthquake felt along East Coast

21 of 21: Susy Ward, center, and other office workers gather on the sidewalk in downtown Washington moments after an earthquake shook the nation's capitol, Tuesday, Aug. 23, 2011. The 5.9 magnitude earthquake centered northwest of Richmond, Va., shook much of Washington, D.C., and was felt as far north as Rhode Island and New York City. (AP Photo/J. Scott Applewhite) (AP Photo/ J. Scott Applewhite)

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