US slaps new sanctions on Iran Revolutionary Guard   Opposition, govt supporters clash in Sri Lanka   Britain discloses secret data on detainee abuse   Obama administration slaps new sanctions on Iranian Revolutionary Guard affiliates.   Four Rio Tinto employees to face trial in China   Oil attack halves production at Baghdad refinery   Blizzards pound snowbound Mid-Atlantic to New York   9 Olympic gold medalists on US 2010-12 team roster   Iran arrests activists before expected protests   New aerial NYPD photos of 9/11 attack released   Greek unions strike against austerity plan   Mich. Republican Ehlers will not seek re-election   Bernanke outlines plan for pulling in stimulus aid   Mass. Sen. Brown writing a book about his life   Mich. Republican Ehlers will not seek re-election   US: Iran enrichment plan risks cancer patients   Rare earthquake rattles northern Ill.; no damage   Japan-U.S. alliance cannot be maintained by words 'Trust me'+   Oil pipeline bombed in Iraq   Rep. Vernon Ehlers of Michigan tells The AP he will not seek re-election to Congress in 2010.