Saudi Arabia has faced escalating attacks from Iran-allied militant groups in recent days. Crude oil prices popped on Sunday after Saudi Arabia closed its critical pipeline that bypasses the Strait of Hormuz. Key points and original sources are listed below.

• Saudi Arabia has faced escalating attacks from Iran-allied militant groups in recent days.S1

• Crude oil prices popped on Sunday after Saudi Arabia closed its critical pipeline that bypasses the Strait of Hormuz. U.S.S2