Iran, Saudi Arabia, Pakistan, Turkey to cooperate on regional security

Iran, Saudi Arabia, Pakistan, Turkey to cooperate on regional security Iran, Saudi Arabia, Pakistan, and Turkey agreed to continue dialogue to strengthen cooperation after their quadrilateral meeting on Monday in Tehran, according to a joint statement. The meeting, which focused on "peace and security in the region," was hosted by Iran's Supreme National Security Council Secretary Mohsen Rezaei and attended by Presid…