Hundreds of striking students are marching through the Serbian countryside, taking their anti-graft protest toward the northern city of Novi Sad, where they plan to blockade three bridges over the River Danube.

The protests began after an attack on drama students on January 24 by pro-government thugs during a daily 15-minute commemoration for victims of a deadly overhang collapse in November that killed 15 people.

Serbia’s striking university students have started a 24-hour blockade of a key traffic intersection in the capital Belgrade, stepping up pressure on the populist authorities over a deadly canopy colla