Iran retaliates against US allies after its oil tankers destroyed

By Elwely Elwelly, Yomna Ehab and Muhammad Al GebalyDUBAI/CAIRO, Sept 8 (Reuters) - The Middle East war intensified on Tuesday with Iranian-backed Houthis in Yemen launching strikes on several Saudi cities, further embroiling a U.S. ally in the conflict, while U.S. forces hit multiple Iranian oil tankers and Iran targeted a U.S. base in Jordan.The Houthis attacked four cities in the south of Saudi Arabia, wounding 73 people and setting oil installations ablaze in what appeared to be a major expansion of the six-month-old war.