Hed Nothing News Today

Quality is actually getting better, which is good because that indicates that there is not still a fire burning underground. >> right. i know that they do have testers to detect methane and oxygen and carbon monoxide and various poisonous gases before they go in. we are told that this was sparked by methane gas. do you know anything more about the explosion itself? >> reporter: i have hearding hed nothing on the cause. >> do you remember at the beginning of the night or yesterday afternoon, we w...