LOS ANGELES, Aug. 18 (Xinhua) -- Two police officers were killed and another was injured in a shooting in the U.S. state of Utah Sunday night, local media reported.

美国农业部长布鲁克·罗林斯(Brooke ...

美国西南部持续遭受野火肆虐，亚利桑纳州与犹他州接连爆发大规模森林大火，不仅造成严重毁损，更因高温与浓烟在空中形成"火积云"与"火积雨云"，引发剧烈天气变化，加剧救灾困难。目前犹他州已宣布进入紧急状态。