After weeks of student protests, France is set to be swept by broader, nationwide demonstrations on Saturday. The country’s Yellow Vest movement – which eight years ago staged street protests against President Emmanuel Macron – has appealed to teachers, workers, pensioners and farmers, as well as students, in an online call spread through social media. The prospect of the two movements merging poses a big challenge to the government, as FRANCE 24’s Shirli Sitbon reports.