text:  Euphoric Republicans have officially endorsed Donald Trump as their party's candidate for the White House at their convention in Wisconsin. Sporting a prominent bandage on his right ear, Donald Trump sat beside his designated vice president, J.D. Vance. Four people have been killed and several wounded in a shooting near a Shia mosque in Oman. People had been gathering for prayers to mark Ashura, one of the most important religious ceremonies for Shia Muslims.