India, July 25 -- Yemen's Houthi rebels struck the Saudi Red Sea city of Jizan on Saturday in a missile attack that set an Aramco refinery ablaze, opening a second front in the widening US-Iran war even as US President Donald Trump said he had not yet decided whether to launch a major new wave of strikes on Iran, because Tehran, he said, was beginning to get "serious" in talks with Washington.

Fighting between regional allies of the United States and Iran intensified on a new front as Houthi media said the rebels targeted the Saudi city of Jizan on the Red Sea, and Saudi civil defence issued warnings in the area on the kingdom's southwest coast as well as in Yanbu to the north.

A post by Ansarollah media on Telegram said the strike had ...