Support WBURThai King Bhumibol Adulyadej, World's Longest-Reigning Monarch, DiesPlay03:55Download AudioMerrit KennedyOctober 13, 2016 ShareThailand's King Bhumibol Adulyadej is pushed in a wheelchair while leaving Bangkok's Siriraj Hospital for the Grand Palace for a ceremony celebrating his birthday in 2011. (AP)