5.9 quake rocks D.C. area; parts of Pentagon, White House, Capitol evacuated

Tuesday, August 23, 2011 | 1:34 p.m. CDT; updated 2:03 p.m. CDT, Tuesday, August 23, 2011

WASHINGTON — A 5.9 magnitude earthquake centered northwest of Richmond, Va., shook much of Washington, D.C., and was felt as far north as Rhode Island, New York City and Martha's Vineyard, Mass., where President Barack Obama is vacationing.