Geopolitics to guide Wall Street on Friday By: CNBC.com News July 18, 2014 at 05:20 AM EDT U.S. stock index futures pointed to a higher Wall Street open, despite a downturn in global stocks after a passenger plane was shot down in Ukraine. Read More >> Related Stocks: Bank of New York Mellon General Electric Google, Inc. Honeywell International Sentinelone Inc Cl A