> "We won't focus on that, we're interested in whether they're ready to end the war," — Marco Rubio on Putin's demands regarding the "root causes" of the invasion of Ukraine.

We're going to focus on this: will they stop fighting or not? And what is needed to stop the fighting.
>If we're honest and serious, both sides have to give in, and both sides have to expect to get something out of it.
And that's very difficult to do.

It's very difficult because Ukraine obviously feels aggrieved, and rightly so, because they've been invaded.
>And the Russian side, because they feel they've gained momentum on the battlefield, and frankly, they don't really care how many Russian soldiers are dying in this operation. They're just going to keep it going.