American and British forces struck multiple sites in Yemen Saturday in the second phase of a military campaign against Iran-backed military organizations. Saturday’s strikes followed attacks Friday by the U.S. against targets in Syria and Iraq that were linked to Iran-supported militia groups and the Iranian Revolutionary Guard. Friday’s attacks were in response to the deaths of three American service members in Jordan. U.S. F/A-18 fighter jets from the USS Dwight D. Eisenhower aircraft carrier and Red Sea-based ships firing Tomahawk missiles participated in the attacks, U.S. officials said, a…