NEW YORK, Sept 25, 2018 (News Wires) - US stock indexes are slightly higher Tuesday morning as energy companies continue to rise with oil prices. Stock indexes took small losses the past two days. Facebook is slumping after the co-founders of Instagram announced that they are resigning from the photo sharing company. Interest rates continue to rise as investors expect the Federal Reserve to raise its benchmark rate on Wednesday. KEEPING SCORE: The S&P 500 index picked up 1 point to 2,920 as of 10:15 a.m. Eastern time. The Dow Jones Industrial Average rose 40 points, or 0.2 percent, to 26,602. The Nasdaq composite slid 1 point to 7,991. The Russell 2000 index of smaller-company stocks gained 2 points, or 0.1 percent, to 1,707. OIL BOOST: Oil prices continued to rise after a weekend meeting of OPEC and its allies ended without an increase in oil production. OPEC nations, Russia and others concluded the balance between supply and demand is "healthy." Oil prices have also climbed recently because Iran is exporting less oil after the US withdrew from the international nuclear deal with Iran and put more sanctions on the country. Benchmark US crude rose 0.7 percent to $72.55 a barrel in New York. It's at its highest price in about three months after it peaked at more than $74 a barrel in July. Brent crude, the standard for international oil prices, rose 0.8 percent to $81.17 a barrel in London. Brent crude is at its highest price since late 2014. ConocoPhillips rose 1.7 percent to $78.36 and Philips 66 added 1.4 percent to $115.07.