Putin admits 'tough time' after Ukraine conducts major attack in Russia

Senior international correspondent Frederik Pleitgen goes on the ground with Ukrainian soldiers to see how they continue to push back against Russian forces. #CNN #News Want to stay up to date on the day’s top stories? Sign up for CNN’s 5 Things newsletter, and we’ll give you the 5 biggest stories you need to know, videos people are watching, and more! Sign up here: https://www.cnn.com/newsletters/5-things?source=nl-acq_social_youtubedesc&utm_source=nl-acq_social_youtubedesc