SEOUL, South Korea (AP) — A Chinese political dissident is in South Korean custody after making a perilous escape from his country in a small rubber boat, officials and his friend said. It was his fourth known attempt to escape China, a risk he reportedly took hoping to be reunited with his family. Dong Guangping, 68, was aboard a 3.3-meter (10.8-foot)-long rubber boat in the waters off a western South Korean island on Monday night when he was detained by South Korea’s coast guard for allegedly