"time" magazine contributor. what does it tell you that the mayor imposed two-day curfew, day and night in the city. >> they either have some sort of intelligence that saboteurs are moving in the city and they want to spot them. or, they've seen the disposition of russian troops and they think the russians are going to try to make a break for the center. it means that they're expecting the fighting to get much worse, despite those reported progress in peace talks. maybe that was just a time wasting exercise by the russians while their forces got in position. >> it certainly indicates a level of urgency there by officials. and it comes with this extraordinary information we're getting the news that prime ministers in poland, the czech republic and slovenia on their way to kyiv right now. this city under siege where we have seen building ablaze. i can't think of anything like this where world leaders are going to a capital under attack. >> and making sure to message