and towing their vehicles away. it felt good, and it reinforced that belief that ukrainians had before the war, that they could win. [noise] >> with russia's special military operation stalled, putin resorted to an old and brutal strategy, flattening and destroying cities, to break the ukrainian spirit. he made an example of the city of mariupol. mariupol is an industrial city of 400,000 on the sea of azov. it lies 35 miles from the russian border. >> it is very quiet here. >> we stayed in mariupol for about three weeks. mariupol lies exactly in