Fox News Flash top headlines are here. Check out what's clicking on Foxnews.com. An updated rule curbing exports of U.S. chipmaking equipment to China is in the final stages of review, according to a government posting and a source, a sign the Biden administration is poised to soon tighten restrictions on Beijing. Reuters exclusively reported on Monday that U.S. officials had warned China in recent weeks to expect rules restricting shipments of semiconductor equipment and advanced AI chips to China to be updated this month. The updates would add restrictions and close loopholes in rules first unveiled on Oct. 7, 2022, sources say.