AlQa'dah,1436 , 03 September,2015, SPA -- A US researcher has described the visit of the Custodian of the Two Holy Mosques King Salman bin Abdulaziz Al Saud to the United States on Thursday as a sign of strong relations between the two countries. The researcher at the National Council on US-Arab relations based in Washington, David Dirosh and a professor at the Nation Defense University of US Department of Defense said, "This visit is a mark on the strength of bilateral relations as the Kingdom of Saudi Arabia is the main partner of the United States in the Arabian Gulf." He said in a statement to Saudi Press Agency ( SPA), that the Custodian of the Two Holy Mosques' meeting with President Barack Obama comes at a time when the two countries face a number of regional issues. -- SPA 13:23 LOCAL TIME 10:23 GMT تغريد