European refiners squeezed in Africa by rising U.S exports

* U.S. gasoline exports to West Africa surge in July* European sales to West Africa down 10 pct so far this yearBy Ron Bousso and Jonathan SaulLONDON, July 22 (Reuters) – A sharp increase in U.S. gasoline exports to West Africa is threatening to undercut European refiners’ dominance...European refiners squeezed in Africa by rising U.S exports