Iran-backed Houthis attack four Saudi cities in expansion of Middle East war, 73 hurt

Intelligence summary

By Enas Alashray, Nayera Abdallah and Jana Choukeir CAIRO/DUBAI, Sept 8 (Reuters) - Yemen's Tehran-backed Houthis attacked four cities in the south of U.S. ally Saudi Arabia on Tuesday, wounding more than 70 people and setting oil installations ablaze in what appeared to be a major expansion of the six-month-old Middle East war.