US STOCKS-Indexes set to fall on oil slide, Apple results
* Apple down after rev forecast misses estimates
* TripAdvisor, Priceline fall after Goldman Sachs downgrade
* Boeing drops after weak forecast
* Futures down: Dow 66 pts, S&P 4.5 pts, Nasdaq 18.5 pts (Adds details, comment, updates prices)
By Abhiram Nandakumar
Jan 27 (Reuters) - U.S. stock indexes were set to open lower on Wednesday after oil prices retreated yet again and Apple forecast its first revenue dip in more than a decade.
Apple's shares were down 3.2 percent at $96.85 premarket after the company also posted its slowest-ever rise in iPhone shipments.
Crude prices resumed their decline after an unexpected rise in U.S. inventories erased optimism about the possibility of the world's top producers coming together to address a massive glut.
Global stocks took a hit from the slump in oil, as anxious investors await the U.S. Federal Reserve's statement on monetary policy due at 2:00 p.m. ET (1900 GMT). Continuación...