 Mr. Biden gave his own interview to NBC News, pressed on his comment last week that it was time to put a bullseye on Trump. Mr. Biden said it had been a mistake to use that word. The Pakistan Foreign Ministry says at least four Pakistanis were killed and 30 others injured in a shooting attack near a Shia mosque in Muscat, the capital of Oman. Police in Oman have not yet given the nationalities of the victims or provided information on who carried out the attack.