putin s forces invaded ukraine. forcing millions of innocent civilians from their homes killing tens of thousands, threatening the world s food sup pry, the security strity struct up ending the global economy. the u.s. announced the largest aid package yet worth $3 billion and ukraine marks 31 years since it declared independence. this morning president zelenskyy says his nation is reborn standing in front of a burned out and destroyed russian tank in kyiv. let s begin coverage with david mckenzie live in ukraine s capital with this major moment. what are you seeing and hearing there? so many reflection of six months of war. reporter: it s extraordinary. look at the people from behind me gathering. they re ignoring warnings from the president and others to say there is the risk of possible missile strikes here in the capital and across the country. several times today, we ve heard in fact, kate, those sirens going off warning people about a possible strike. i think the mood
evidence of forces executing several men. their bodies found lying in the streets. a mass grave with an untold number of people buried there, the atrocities sparked demands of war crimes investigations and much harsher sanctions on russia and while the number of civilian casualties is still unknown, the united nations now estimates more than 10 million people have been forced to flee ukraine since the war began. all of this in just the last six months. joining me right now to discuss more is william taylor, the former ambassador to ukraine and retired general david petraeus who of course is the former cia director and central command. thank you for being here on this day. i want to break this into three parts, ukraine, russia and the nato alliance. where is ukraine six months in? and what are you watching for in the next six months? well, ukraine i think has seized this stra tegic