ISTANBUL (Reuters) -Russian negotiators at peace talks in Istanbul demanded Ukraine pull its troops out of all the Ukrainian regions claimed by Moscow before they would agree to a ceasefire, a senior Ukrainian official familiar with the talks told Reuters.

By Erin Banco, Gram Slattery and Humeyra Pamuk WASHINGTON/RIYADH/ANTALYA, Turkey (Reuters) -U.S. President Donald Trump's senior envoys Steve Witkoff and Keith Kellogg will travel to Istanbul for potential talks on Thursday on how to end the war in Ukraine,

President Donald Trump announced Tuesday he is sending Secretary of State Marco Rubio to attend peace talks between Russia and Ukraine in Turkey later this week. Speaking from Saudi Arabia, Trump said Rubio would be going to the talks and suggested other administration officials would be present as well.