Saudi Arabia has increasingly relied on the Red Sea route as an alternative to the Strait of Hormuz, where Iran has been attacking shipping. | World News

Houthi gains on Yemen’s Red Sea coast and a strike on Saudi Arabia’s East-West pipeline leave Riyadh’s export routes and Bab al-Mandeb shipping exposed.

Houthi rebels in Yemen consolidated lightning gains across the country's western coast. The group, which recently resumed fighting with the Saudi-backed government, also extended…