The United States is likely to fight another war in the next two decades, and victory will be impossible without the use of "capable" American ground forces, argues a new white paper issued by the Army, the Marine Corps and U.S. Special Operations Command. The paper, signed by Army Chief of Staff Gen. Raymond Odierno, Marine Corps Commandant Gen. James Amos and SOCOM chief Adm. William McRaven, labels Iran and North Korea "adversaries." It mentions unrest in Syria and throughout...