Sri Lanka, Feb. 4 -- The United States and Britain launched strikes against 36 Houthi targets in Yemen, in the second day of major U.S. operations against Iran-linked groups following a deadly attack on American troops last weekend.

The strikes late on Saturday hit buried weapons storage facilities, missile systems, launchers and other capabilities the Houthis have used to attack Red Sea shipping, the Pentagon said, adding it targeted 13 locations across the country.

They are the latest blows in a conflict that has spread into the Middle East since Oct. 7, when the Palestinian militant group Hamas stormed Israel from the Gaza Strip, igniting a war that has drawn in an array of armed groups backed by Tehran.

Residents said the strikes s...