Tillerson lands in Riyadh at start of Gulf, South Asia tour 10/21/2017 6:22:52 PM U.S. Secretary of State Rex Tillerson gathers his things to board his plane to depart for a several day Mideast trip, Friday, Oct. 20, 2017 RIYADH (Reuters) OCT, 21, 2017  - U.S. Secretary of State Rex Tillerson arrived in Riyadh on Saturday to attend a landmark meeting between officials from Saudi Arabia and Iraq aimed at improving relations between the two countries and countering Iran’s growing regional influence. The chief U.S. diplomat flew into King Salman Air Base a little more than a week after U.S. President Donald Trump unveiled a strategy to contain Iran and compel Tehran to agree to close what he charged are flaws in the multinational 2015 deal designed to prevent Iran developing nuclear weapons. Tillerson’s only official meeting on Saturday was a working dinner with Saudi Foreign Minister Adel al-Jubeir. He was stopping in Saudi Arabia on the first leg of a...