Check back for updates throughout the trading dayU.S. equity futures extended declines in early Tuesday trading, matching downside moves for oil prices and the dollar, as markets reacted to the fast-changing dynamic on tariffs and the potential for a protracted trade war between the world's two biggest economies.

New U.S. sovereign-wealth fund could be TikTok’s solution, Palantir demolishes expectations on earnings growth, and more news to start your day.

China's finance ministry said it would impose levies of 15% for U.S. coal and 10% for crude oil, farm equipment and some cars.