People pile up sand bags around monument to Ukrainian poet Taras Shevchenko to protect it against damage from shelling in Kharkiv as Russia’s attack on Ukraine continues, Ukraine, March 25, 2022. REUTERS/Thomas Peter Moscow signaled on Friday it was scaling back its ambitions in Ukraine to focus on territory claimed by Russian-backed separatists in the east as Ukrainian forces went on the offensive to recapture towns outside the capital Kyiv. In the first big sign that Western sanctions on Moscow were impacting investment from China, sources said state-run Sinopec Group, Asia’s biggest oil refiner, halted talks on a petrochemical investment...