Global news you need to know before the U.S. stock market opens on Wednesday

The market awaits Powell's speech, and the three major U.S. stock index futures rise collectively.
In November, the U.S. ADP added 146,000 jobs, the lowest in four months.
St. Louis Fed President Musalem: The timing for slowing or pausing interest rate cuts may be approaching.
After the martial law turmoil, South Korea's financial market has become more volatile, with the Korean stock market dropping over 2% during the session, and the Bank of Korea governor denies the possibility of cutting interest rates after the crisis.
Bank of England Governor Bailey hinted at four interest rate cuts next year, stating that inflation is declining faster than expected.
OECD warns: Trade, war, and debt risks threaten economic outlook, and loose policies are crucial.
Report: Eli Lilly's weight loss drug Zepbound surpasses Novo Nordisk's Wegovy in its first comparative trial.
Chip company Marvell surged 14% in pre-market trading, driven by strong AI demand, with a 19% quarter-on-quarter increase in sales, significantly exceeding expectations.
Salesforce surged over 10% in pre-market trading, with the company's third-quarter revenue of $9.44 billion exceeding market expectations.
The Nikkei 225 index closed up 0.1%; the Shanghai Composite Index closed down 0.42%; the Hang Seng Index closed down 0.02%