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By Janet McBride) p. b/ ^: W6 W0 q( r
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LONDON (Reuters) - Oil rose towards $70 on Wednesday as U.S. warships put on a show of force off Iran's coast, coinciding with a United Nations agency report that said the Islamic republic had expanded its nuclear programme. " \8 ]% C' m: O" c1 z7 Y' s6 G0 G3 y8 O- \9 @