At least 52 people, including six rescue workers, were killed on Thursday in a methane gas leak and explosion at a Siberian coal mine, Russian officials said.
big picture: Russia’s worst mining disaster in more than a decade occurred at the Listvyaznaya mine in the Kemerovo region, when gas filled a ventilation shaft, suffocating workers there. new York Times,
- The Russian investigative committee said it had opened a criminal investigation into Thursday morning’s disaster. The officials have arrested the director of the mine and his deputy on suspicion of violating the safety rules online statement Posted by agency.
- As the NYT reports, officials announced later in the day that they were suspending rescue operations due to “the high concentration of methane in the mine.”
By numbers: There were 285 people in the mine about 820 feet underground at the time of the disaster. AP. To,
Editor’s Note: This is breaking news. Please check back for updates.