EE WAS ATTEMPTING TO GET A STUCK DRILL STEEL OUT OF THE ROOF WHEN A PIECE OF ROCK FELL AROUND THE DRILL STEEL THAT PUSHED THE STEEL AND PINCHED HIS FINGER BETWEEN THE DRILL STEEL & THE CANOPY. CAUSE OF THIS INJURY WAS AWARENESS, COMPLIANCE WITH RULES/REGULATIONS WAS NOT A FACTOR, PROTECTIVE EQUIP. WAS OK, MINER SKILL COULD BE A FACTOR.