Beth Van Scott News Today

welcome back to the cnn newsroom. im jim acosta in washington. we begin with joe biden heading off to poland tomorrow. he will deliver a message of solidarity just a few days ahead of the one-year anniversary of russias full-blown invasion of ukraine. he will reaffirm support for that country. this comes on the heels of the munich security conference where the u.s. staked out some hard-nosed positions, accusing russia of war crimes and warning china not to give russia lethal aid. we sa...

In ukraine with ukraines consent. >> it is difficult. i mean, these are hard cases to make. its not just a question of an individual committing an act. its also what orders were given, what is the chain of command. >> indeed. they are very difficult cases. theres no question about it. and you do have a chain of command. and there may be individuals who are liable all the way up that chain of command from the individual on the ground, whos the direct perpetrator, to the person at the top, whos th...