Exxon, Chevron Cancel Plans to Attend Abu Dhabi Oil Conference
ExxonMobil Holdings Corp. and Chevron Corp. canceled plans to attend the ADIPEC oil conference in Abu Dhabi next month amid heightened security concerns in the Middle East.

<p>ExxonMobil Holdings Corp. and Chevron Corp. canceled plans to attend the ADIPEC oil conference in Abu Dhabi next month amid heightened security concerns in the Middle East.</p>