DUBAI, United Arab Emirates (AP) — As pressure over North Korea's nuclear weapons program grows, America's most valued Arab allies host thousands of its laborers, whose wages help Pyongyang evade sanctions and build the missiles now threatening the U.S. and its Asian partners, officials and analysts say. From state-run restaurants to construction sites, North Korean workers in Kuwait, Oman, Qatar and the United Arab Emirates face conditions akin to forced labor while being spied on by planted intelligence officers, eating little food and suffering physical abuse, authorities say. North Korean laborers even have helped expand a UAE military base that hosts U.S.