美国地质调查局：智利拉蒂拉纳东南偏东77公里处发生了4.4级地震，震源深度109.4公里。

美国总统特朗普：经济增长不会导致通货膨胀；愚蠢才会导致通货膨胀。

The U.S. military said on Sept. 4 it has shot down more than 300 drones operated by drug-trafficking groups along the U.S.-Mexico border this year. U.S. Northern Command said forces used kinetic and non-kinetic systems to support U.S. Customs and Border Protection, with more than 100 drones downed in August. The Army began using a Multi‑Mission High‑Energy Laser system in border operations on Aug. 24 and had used it to destroy 11 cartel drones as of Sept. 4.