Ukraine ties strained after a tense Oval Office meeting, Saudi Crown Prince Mohammed bin Salman is emerging as a key power broker. As Ukrainian officials meet U.S.counterparts in Jeddah for crucial peace talks,

Talks between Ukraine and the US aimed at negotiating an end to the war with Russia will mark the first high-level meeting between the two countries since last month's unprecedented White House bust-up between Donald Trump and Volodymyr Zelenskyy.

What to expect from US-Ukraine peace talks in Saudi Arabia - US president Donald Trump says he believes there will be ‘a lot of progress’ during this week’s talks