Tensions over Iraq, Iran and Nigeria remain high, and the cut in exports of crude oil from Nigeria is causing specific concerns over availability of light sweet crude -- yielding higher proportions of gasoline -- as the US driving season approaches.  -   Kevin Norrish     Quotes
Tensions over Iraq, Iran and Nigeria remain high, and the cut in exports of crude oil from Nigeria is causing specific concerns over availability of light sweet crude -- yielding higher proportions of gasoline -- as the US driving season approaches. Kevin Norrish
 Iraq