CHAOS IN PARIS: Riot police push through a human chain outside a Paris high school as France's growing student protest movement spills into another tense confrontation. The standoff unfolds outside Hélène Boucher school, where students are protesting overcrowd

CHAOS IN PARIS: Riot police push through a human chain outside a Paris high school as France's growing student protest movement spills into another tense confrontation. The standoff unfolds outside Hélène Boucher school, where students are protesting overcrowded classrooms, teacher shortages and deteriorating school conditions. Demonstrations are sweeping the country, with students blockading hundreds of schools. France's Interior Ministry says 86,000 people joined demonstrations outside Paris Tuesday morning, while the CGT union puts nationwide participation far higher at 260,000. See how the confrontation unfolds and what is driving students into the streets: ▻