Children wearing face masks wash their hands at the Clement Falcucci elementary school in Toulouse, southwestern France, on September 1, 2020, on the first day of the start of the school year amid a resurgence of the Covid-19 epidemic. French pupils go back to school on September 1 as schools across Europe open their doors to greet returning pupils this month, nearly six months after the coronavirus outbreak forced them to close and despite rising infection rates across the continent. / AFP / Li