Summary: In our news wrap Thursday, the U.S. trade war with China has escalated further. President Trump announced that as of September 1, he will impose a new 10 percent tariff on about $300 billion of Chinese goods that hadn't already been taxed in prior tariffs. Also, explosions in the Yemeni city of Aden killed 51 people. The government there blamed the violence on Shiite rebels allied with Iran.
