No more drilling from auger, says international tunneling expert
#WATCH | On Silkyara tunnel rescue operation, International Tunneling Expert, Arnold Dix says, "There are multiple ways. It's not just one way... At the moment, everything is fine... You will not see the Augering anymore. Auger is finished. The auger (machine) has broken. It's… pic.twitter.com/j59RdWMG1a