Crude-oil futures were mixed in Asian trading hours Friday but remained elevated as the situation in Iraq continued to deteriorate. On the New York Mercantile Exchange, light, sweet crude futures for delivery in July traded at $106.58 a barrel at 0542 GMT, up $0.15 in the Globex electronic session. August Brent crude on London’s ICE Futures exchange fell $0.02 to $115.04 a barrel. Islamist rebels took control of Iraq’s largest oil refinery on Thursday, according to workers at the refinery, although an Iraqi army spokesman said the Iraqi military was in control of the refinery. Meanwhile, U.S. President Barack Obama Thursday ordered up to 300 members of U.S. special-operations forces to Iraq, but ruled out any immediate airstrikes against Sunni extremists. An overnight spike in Brent prices implies that the oil market has little confidence that Iraq can organize a quick and effective campaign to regain control of its […]