9 w$ S* W+ b8 L6 OBy Janet McBride $ Z& ]( g! r+ p f 3 o/ H+ }9 s# ?0 \2 o3 F( @+ nLONDON (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.! ]/ ]/ m' D- A0 V
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