The Secretary of Defense says the U.S. will move heaven and earth to meet Ukraine's

security needs, but he cautions no boots on the ground the lead starts right now.

New horrors, new mass graves discovered in Mariopoul, once Ukrainian officials say civilians

there were forced to dig in exchange for food.

Plus, Russia now raising the prospect of nuclear war, calling the chances, quote, serious

and real and now top U.S. military leaders are responding.

Plus, she had a front row seat leading the COVID response team in Trump's White House and

now Dr. Deborah Birx is here with a new book to reveal what she was really thinking at

the time, as well as offering her take on the COVID response by the current White House.

Welcome to the lead-unject tap and we start today with our world lead and a warning from

the top U.S. general that the entire international security order is at stake because of Russia's

war on Ukraine.

Joint Chiefs of Staff Chairman General Mark Milley making this declaration during an

exclusive CNN interview with Jim Sudo earlier today.

If this is left to stand, if there is no answer to this aggression, if Russia gets away

with this cost-free, then so goes the so-called international order.

But if that happens, then we're ending into an era of seriously increased instability.

General Milley also confirming one of the U.S. goals in this conflict is to weaken Russia,

echoing comments made by the U.S. Defense Secretary just yesterday.

It's a goal U.S. officials had previously been hesitant to vocalize and hope some kind

of negotiations with Russia might succeed.

But apparently after seeing the horrors of Putin's war, including the atrocities in the

...