The World This Week: France Teacher Attack, Trump-Biden Debate, Thailand & Nigeria Protests, EU 'Veggie' Burger Row

Samuel Paty was beheaded by an 18-year old who had to pay pupils to identify his victim, this after a row over a civics class on free speech that included cartoons of the prophet spiraled into a social media campaign against the teacher. How does Emmanuel Macron plan to protect other "faces of the Republic"? To the US next, where the last presidential looked like the calm before the storm... We take a look at youth-driven protests in Nigeria and Thailand. Also, the European Parliament has sided with vegetarians and environmentalists against the beef industry.