China warns US of retaliation over Trump's 100% tariffs threat

1. Trump threatens 100% tariffs on Chinese imports, raising trade war fears. 2. Dow futures dropped significantly following Trump's tariff announcement. 3. China warns of retaliation if the U.S. continues its aggressive stance. 4. Market uncertainty pervasive as investors question the credibility of Trump's threats. 5. About $2 trillion wiped off U.S. stock values due to rising tensions.