Tens of thousands of people blockaded three bridges on the Danube River in Serbia's second city of Novi Sad on Saturday in the latest anti-government protest over a railway station disaster that killed 15 people in November.

By Tatyana Kekic in Novi Sad Serbia is in the throes of a political crisis, sparked by a deadly infrastructure collapse in Novi Sad late last year, with ongoing student-led protests putting immense pressure on the government.

Protesters shut down bridges over the Danube River in Serbia’s Novi Sad on Saturday to mark three months since a deadly railway station accident and register a protest against President Aleksandar Vucic.

Protesters have repeatedly faced attacks, including on students, with drivers ramming cars into demonstrations on two previous occasions. Two people were seriously injured. Along the way to Novi Sad on Friday, the students were greeted by cheering citizens who honked their car horns or came out of their homes to offer food and drinks.

What kind of times are they, when A talk about trees is almost a crime Because it implies silence about so many horrors?  –Brecht The Socialist Federal

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.