Part Two of a Sky News report witnessing the demolition of what North Korea says is its nuclear weapons test site

VOICED: Sky News is the only UK broadcaster in North Korea to have witnessed the demolition of its only remaining nuclear test site in Punggye-ri. Part Two of Sky's Asia Correspondent Tom Cheshire's report. Shows shots of North Korea's Punggye-ri region and shots of explosions and controlled demolitions taking place at 3 different Nuclear testing sites on 25th May 2018 in Punggye-ri, North Korea.