Five years after a devastating fire gutted a world icon, Paris's Notre Dame Cathedral is just days away from reopening. French president Emmanuel Macron toured the monument and his visit provided some first glimpses of this extraordinary restoration. Special correspondent Malcolm Brabant met some of the expert artists and artisans whose skills have preserved "Our Lady" for centuries to come. PBS News is supported by - https://www.pbs.org/newshour/about/funders