; a1 l2 n4 G1 s% g' EBy Janet McBride 5 z% u# l, r6 u9 }7 t% ` 0 c2 X- L" X: [$ v$ |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. & _% H; v9 N0 k9 Y! L / F& {* k8 d- ?5 ? & v2 @# H7 x2 Q1 ?& ?/ M( C/ nhttp://www.globeinvestor.com/ser ... TS-OIL-COL/GIStory/