US to North Korea: ‘We Have the Ability to Defend Ourselves’

James Mattis, the US Defence Secretary, has warned North Korea that the US has ‘the ability to defend’ itself and its allies following Pyongyang’s claims that, early on Sunday morning, it successfully detonated a hydrogen bomb that could be loaded on to a long-range missile.

Also in the programme: A seismologist tells us that the blast was ‘ten times bigger than the bomb used on Nagasaki’ ; A former American ambassador to China on the diplomatic way forward with North Korea.

(Image: A man a television news programme showing US President Donald Trump and North Korean leader Kim Jong-Un at a railway station in Seoul on 9th August 2017. Credit: Jung Yeon-Je/AFP/Getty Images)