The Islamic State threatens to capture massive Iraqi oil refineryWashington PostFor weeks, soldiers, policemen and Shiite militiamen have struggled to hold their ground inside the Baiji oil complex during a brutal siege by the Islamic State. The group' …

Oil prices slip on dollar strengthMarketWatchA rising dollar DXY, +0.00% on Friday exerted downward pressure on oil. As it is priced in dollars, oil becomes more expensive to holders of other currencies as the greenback appreciates. The Wall Street Journal …