US STOCKS-Wall St set to open lower on China, N.Korea worries
* FOMC minutes of Dec meeting expected at 2 p.m. ET
* Pvt employers add more jobs than expected in Dec - ADP
* Fed's Fischer said 4 rate hikes 'in the ballpark' in his view
* Apple falls after report on company cutting production
* Futures down: Dow 302 pts, S&P 38.5 pts, Nasdaq 96.75 pts (Adds details, comment, updates prices)
By Tanya Agrawal
Jan 6 (Reuters) - Wall Street was set to open sharply lower on Wednesday as investors looked for safe havens after China allowed its currency to weaken further and oil prices fell to their lowest in more than 11 years.
Investors were also nervous about rising geopolitical tensions after North Korea said it had successfully tested a hydrogen bomb and Saudi Arabia cut ties with Iran.
The People's Bank of China on Wednesday set the yuan's official midpoint rate at its weakest level in 4-1/2 years, while a PMI survey showed services sector activity expanded at its slowest rate in 17 months in December in the country. Continuación...