By Ovunc Kutlu
NEW YORK (AA) – U.S. stock markets opened mixed Tuesday.
The Dow fell nine points to open at 20,640 and the S&P 500 declined two points to 2,356.
The Nasdaq, one the other hand, added three points to begin trading at 5,897.
At the first bell, American benchmark West Texas Intermediate (WTI) was trading at $50.64, an 0.8 percent gain. International benchmark Brent crude was at $53.63, a 1 percent increase.
