US Accuses Russia of Subversion

Trump's national security adviser says Russia is trying to undermine free societies. General H R McMaster told the BBC that Moscow used propaganda and disinformation against democracies and the US had to counter what he called such destabilising behaviour.

Also in the programme: the damage done by rubber bullets, and 115 new species discovered in the Greater Mekong.

(Image: White House National Security Advisor HR McMaster Credit: AFP/Getty Images)