Jackh Jackhammers News Today

The bottom. then the radio told me i need to come out. i said i cant. i just got started. they said you have been in there almost three hours. you need to come out and rest. >> they dug the parallel shaft and as they dug the horizontal. it was blunting their jackh jackhammers. >> its frustrating. the drill bits cant do anything with that rock. >> hour after hour after hour and only getting inches at a time. >> as the suns rays began to disappear rescue workers continued to use all their strength...