Crude prices bounced on Wednesday as concerns about Tropical Storm Francine disrupting supply of oil outweighed worries about demand.

Most Asian stocks fell on Wednesday amid uncertainty over what is shaping up to be a hotly-contested U.S. presidential race, while concerns over trade saw Chinese markets hit a seven-month low. 

U.S. stock index futures fell in evening deals on Tuesday as focus turned squarely towards an upcoming inflation print that is likely to factor into the outlook for interest rate cuts. 

Oil prices rose from a near three-year low in Asian trade on Wednesday as traders waited to gauge the impact of Hurricane Francine on production in the Gulf of Mexico.

Boeing (NYSE:BA) bargained in good faith with one of its biggest unions for the new labor contract and "did not hold back with an eye on a second vote", its chief operating officer said on Tuesday in a letter to employees seen by Reuters.

Internet giant Amazon (NASDAQ:AMZN)'s cloud computing arm, Amazon Web Services, said on Wednesday that it plans to spend 8 billion pounds ($10.45 billion) in the United Kingdom over the next five years to build, operate and maintain data centres.