Teams of ITBP, NDFR and SDRF search for survivors after Uttarakhand tragedy. Joint team of agencies entered the tunnels for rescue operations. Debris under the tunnel near Tapovan dam being removed in Chamoli. Chamoli was hit by flash flood after possible glacier burst. Teams using drone camera to see feasibility to enter tunnel. Machines are being used to clear the slush. Death toll in the disaster rose to 32, six more bodies were found. Over 170 people were missing after the disaster. Watch the full video for more.