Telangana tunnel collapse: Cadaver dogs deployed as rescue op enters 16th day
The canines, specially trained to detect human remains, would be taken into the tunnel on Sunday. Rescue teams will dig beyond five feet at two points identified by Human Remains Detection Dogs (HRDDs), as workers may be trapped in the second layer of the dismantled tunnel boring machine (TBM)
9 Mar 07:14 · India Today