China is imposing tariffs on $60 billion worth of imports from the United States, retaliating after President Donald Trump boosted taxes on $200 billion worth of Chinese goods sent to the United States and moved to impose duties on another $300 billion of Chinese exports. Cameroon is facing worsening violence and conflict and the number of people needing humanitarian assistance has increased 30 percent from last year to 4.3 million people. Secretary of State Mike Pompeo made a hastily scheduled stop in Brussels, where he met with officials from European powers that are racing to salvage a nuclear deal with Iran.