Tens of thousands expected in Paris for student protests

Tens of thousands of demonstrators are expected on the streets of Paris as France's powerful trade unions join high school students rallying for better conditions in a wave of protests marked by clashes with police. Students have blocked the entrances to hundreds of high schools for 15 to 17-year-olds since late September, complaining of missing teachers, overloaded timetables, dilapidated classrooms and buildings that cannot cope with rising temperatures. While...