China halted TikTok deal with US over tariffs: report
1. Trump imposes 34% tariffs on China, adding to 20% tariffs. 2. Chinese government rejects TikTok deal due to U.S. tariffs. 3. China announces retaliatory 34% tariffs on U.S. goods. 4. TikTok's U.S. operations may remain under negotiation for 75 more days. 5. Tariffs deemed essential for U.S. national security by Trump.