PLEASE NOTE: EDIT CONTAINS CONVERTED 4:3 MATERIAL<br/> <br />Thai search teams began looking for 21-year-old American tourist Joshua Shane on Tuesday night.<br/> <br />He vanished during a late-night swim on the island of Phuket.<br/> <br />The university student from Arizona's feared to have drowned.<br/> <br />Shane disappeared during the swim with four other friends on Patong beach.<br/> <br />Local media said on Thursday a body had been found but wasn't immediately identified.<br/> <br />Paul Chapman, Reuters
