Mourners hold umbrellas in the rain as they file into the Grand Palace to pay tribute to the late Thai King Bhumibol Adulyadej in Bangkok, Thailand, Jan. 10, 2017. King Bhumibol, who used to be the world's longest-reigning monarch, passed away in Bangkok's Siriraj Hospital on Oct. 13, 2016. (Xinhua/Rachen Sageamsak)