Trump aims to mend Muslim ties on first foreign trip

US President Donald Trump will seek to rebuild relations with the Muslim world on his first foreign trip starting Saturday in Saudi Arabia as political scandals mount at home.Trump can expect a warm reception when he arrives in the oil-rich kingdom for talks with King Salman, but the domestic mood was grim following news that the FBI's investigation into his campaign's ties with Russia extends to a current senior White House official.Former FBI director James Comey has agreed to publicly testify