US Defence Secretary Mark Esper talks with US troops in front of an F-22 fighter jet deployed to Prince Sultan Air Base in Saudi Arabia, Tuesday, October 22, 2019. AP
US Defence Secretary Mark Esper talks with US troops in front of an F-22 fighter jet deployed to Prince Sultan Air Base in Saudi Arabia, Tuesday, October 22, 2019. AP

US sends 3,000 troops to Saudi Arabia to deter Iran threat