French secretary-general of the General Confederation of Labour (CGT) worker's union Philippe Martinez speaks in Fougeres, western France on May 31, 2016, as he declared that the CGT filed a lawsuit for defamation against the head of France's bosses' federation. French employers' association Medef Pierre Gattaz accused unions of behaving like "terrorists", as the fresh industrial unrest was set to hit transport just days before fans begin arriving for the start of the football championships on June 10. / AFP PHOTO / DAMIEN MEYER