As Ukrainian President Volodymyr Zelenskyy heads to the White House to meet his US counterpart Donald Trump, the Ukrainian leader says Russia has still given no indication it is willing to negotiate with Kyiv.

His comments follow the Alaska summit between Mr Trump and the Russian President Vladimir Putin at the weekend.

• Guest: Christopher Steele, former head of the Russia desk at the British intelligence service MI6
• Producers: Grace Stranger, Teodora Agarici