The Nasdaq and other major indices saw gains on Tuesday morning following a strong earnings report from Palantir. Meanwhile, investors are anticipating President Trump’s next move as China responded to Trump’s new tariffs by promising to implement its own import taxes starting next week. What DeepSeek’s AI breakthrough means for Meta, OpenAI, and Nvidia CC Share Subtitles Off English What DeepSeek’s AI breakthrough means for Meta, OpenAI, and Nvidia China said it would add a 15% duty to imports of U.S. coal and liquefied natural gas on Feb. 10, along with a 10% tariff on crude oil, agricultural machinery, certain…