Riyadh, Jumada II 07, 1439, February 23, 2018, SPA -- Saudi Royal Land Forces - US Army Joint Friendship Drill 4, 2018 will start next week. The aim of the exercise is to strengthen the mutual military relations, enhance joint coordination and combat efficiency between the two forces. --SPA 21:02 LOCAL TIME 18:02 GMT www.spa.gov.sa/w621531