After Ukraine’s drone strikes on Russian air bases, the two sides talked for less than an hour in Istanbul, and a halt to the fighting seems out of reach for now.

U.S. President Donald Trump said Ukraine must compensate Russia for destroyed aircraft, adding: "They were just sitting there, not bothering anyone. If the Ukrainians had shot them down during a combat mission, that would be a different matter. But they were just sitting there. It's like hitting someone who's already down."

Russia took weeks to present to Ukraine with a “memorandum” setting out its conditions for a ceasefire, as well as key guidelines for a comprehensive treaty to end the 3-year-old war