Recap: Rescue efforts continue with fresh hope after two rescued from tunnel

Two people have been rescued from a hydropower tunnel in the Trishuli valley nine days after being trapped inside following flash flooding along the Nepal-Tibet border. The body of a third person has also been retrieved as rescue efforts continue. An expert tells the BBC that this tunnel, in the Trishuli 3A hydropower site, could contain a "Goldilocks zone" with the right conditions for survival. Rescuers have been pumping oxygen into the space and managed to tell those still trapped t