President Joe Biden said Thursday that U.S. military strikes against Iranian-backed Houthi rebels in Yemen will continue‚ but he acknowledged that the American and British bombardment has yet to stop the militants’ attacks on vessels in the Red Sea that have bedeviled global shipping. Two U.S. officials said the United States conducted a fifth strike Thursday morning that targeted another missile launcher site‚ and two missile launchers were struck. The officials spoke on the condition of...