The clock is ticking for mediators to make progress in peace talks between Russia and Ukraine to find a deal after Secretary of State Marco Rubio said the U.S.

Russia said on Monday it was waiting for a signal from Ukraine to say it was willing to hold direct negotiations to end their war, but had not seen any signs of movement. The Kremlin said last Friday that the possibility of direct talks had been raised during a three-hour meeting between President Vladimir Putin and U.