>> christine sevillano: from 1700. >> stahl: 1700. >> sevillano: yes. >> stahl: christine sevillano tookr the family business and its 20 acres of vines 14 years ago. she's the tenth generation. >> sevillano: this is the cellar of my grandfather. >> stahl: oh. after surviving the french revolution and two world wars, her family's house of piot- sevillano faced its worst year ever in 2021. >> sevillano: we lost 90% of our harvest. >> stahl: 90%? >> sevillano: yes. >> stahl: how many bottles were you able to produce this year, as opposed to a normal year? >> sevillano: a normal year, i produce around 40,000, 50,000 bottles. >> stahl: and this year? >> sevillano: zero. it's the first time in the history of my winery that we will not make champagne. >> stahl: not a single bottle from this winery? >> sevillano: yes, yes. >> stahl: higher temperatures and extreme weather episodes devastated not only her harvest, but much of champagne's. >> sevillano: it rained in two or three days that it rained normally in one month. even my father told me that in his career he has never seen that. >> stahl: a