By Tom Balmforth and Vladimir Soldatkin ISTANBUL (Reuters) -Russian President Vladimir Putin sent a second-tier team of negotiators to hold peace talks with Ukraine in Turkey on Thursday, spurning Kyiv's challenge to go there in person to meet President Volodymyr Zelenskiy.

President Donald Trump says he may call Russian President Vladimir Putin soon, after Putin skipped peace talks between Russia and Ukraine in Turkey.

Russian President Vladimir Putin remains perpetually just out of reach as the White House struggles in its efforts to bring the world leader to heel on his invasion of Ukraine. President Donald Trump appears undeterred in his efforts to get the Russian leader to the negotiating table even after the Kremlin dodged a proposal to