Meet The Man Who Guided Uttarkashi Rescue Success | India Thanks Arnold Dix, For Uttarkashi Rescue

All 41 workers trapped in Uttarakhand's Silkyara tunnel were rescued on Tuesday after almost 17 days of intense efforts by multiple agencies. While the workers were still inside, they were provided food, medicines and other essentials through a pipe. Catch Arnold Dix, International Tunneling Expert in an exclusive conversation with Rajdeep Sardesai, India Today