NEW : State Department spokesman says U.S. `` troubled '' by case outcome . `` A broad-based discussion is urgently needed to amend the laws to ensure that they conform with Thailand 's international human rights obligations . '' The Associated Press contributed to this report. Gordon 's guilty plea leads to his lenient sentence , his lawyer says . The king has pardoned foreigners in similar cases in the past .
NEW : State Department spokesman says U.S. `` troubled '' by case outcome . The Associated Press contributed to this report. Gordon 's guilty plea leads to his lenient sentence , his lawyer says . The king has pardoned foreigners in similar cases in the past .