var vtn_player_type = "vp";var ven_video_key="NjE3NzY1fHwxNDcxfHwwfHx8fHx8";var ven_width="660";var ven_height="409";Chinese artist Liu Bolin, known as "the invisible man" for using painted-on camouflage, holds performance in Mexico. Duration: 01:07