Seoul, South Korea, March 2, SPA -- The United States and SouthKorea will conduct joint military exercises this month, theU.S. military command in Seoul said Wednesday. The March 19-25 exercises, involving land, sea and airforces, are designed to improve the joint U.S.-South Koreaforces' ability to defend South Korea against "externalaggression," the U.S. Command said in a statement.--SPA1332 Local Time 1032 GMT www.spa.gov.sa/243611