var vtn_player_type = "vp";var ven_video_key="NTY2MjA2fHwxNDcxfHwwfHx8fHx8";var ven_width="660";var ven_height="409";A series of powerful gas blasts kill at least 24 people and injure up to 271 in the southern Taiwanese city of Kaohsiung.Duration:01:13