they're trying to do the same in the town of which russia pummelled. pushes towards kerr son. near crimea. which had been taken by russian forces forces forced to reposition. while they struggle, u.s. and nato are warning that key russian ally belarus could soon send its forces into the war zone. to help vladimir putin. with the war raging on, ukrainian president zelenskyy continues his out reach to world leaders. >> this morning, i spoke to his holiness. pope francis. he said very important words. i understand that you long for peace, i understand that you need to defend yourself. >> among the growing number of issues russian troops are facing in ukraine, is the cold. according to a senior u.s. defense official, on top of the food and fuel issues, the logistical and communication issues that russian troops are facing at the front, the u.s. is also seeing signs that some