Death toll from explosions at a Russian mine reaches 52 . 52 people still missing following the first working day explosions . `` The second blast was the hardest . '' 52 people were working in mine near town of Moscow . At least 18 rescue workers died in a first blast .
Death toll from explosions at a Russian mine reaches 52 . 52 people still missing following the first working day explosions . 52 people were working in mine near town of Moscow . At least 18 rescue workers died in a first blast .