Rescue operations underway after M4.1 earthquake hits coal mine in Poland
Rescuers are still trying to reach four coal miners who remained trapped nearly one kilometer (0.6 miles) underground in southern Poland after M4.1 earthquake hit the Borynia-Zofiowka-Jastrzebie mine on May 5. EMSC said the quake hit at the depth of 10 km (6.2…
