U.S.

Associated Press
FILE - In this Sept. 30, 2011 file photo, sailboats and a floating dock lie on the dry, cracked dirt in a harbor at Lake Hefner in Oklahoma City. After recalculating data from 2011, the nation's climatologists are declaring that Oklahoma suffered through the hottest summer ever recorded in the U.S. last year — not Texas as initially announced last fall. (AP Photo/Sue Ogrocki)

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