Kyiv warns of potential Russian advances in the summerUkrainian officials fear that Russian troops may be able to make significant gains this summer should Kyiv’s Western allies fail to provide new artillery ammunition soon, new reports say. According to Bloomberg, Ukraine’s current assessment of the situation on the battlefield looks “bleak” as its troops are unable to hold off Russian attacks as they try to ration the number of shells they can fire before completely running out. Ukraine’s President Volodymyr Zelenskyy said last weekend that Russian forces are preparing for a new offensive th…