Studentske blokade se nastavljaju i danas, fakulteti širom Srbije su u blokadi. Studentskim blokadama se pridružuje sve više srednjoškolaca, a nastavu su obustavili univerziteti u Beogradu i Novom Sadu, kao i većina fakulteta u Kragujevcu i Nišu. Oni su i danas u 11.52 sproveli akciju [...]
The main conceptual idea of the text is that there are major student protests and blockades happening in several locations across Serbia. Specifically, the protests are mentioned at the Law Faculty in Novi Sad which is completely blocked, as well as at a Rectorate in Kragujevac.
The time "11.52" likely refers to when these events began or gained significant momentum.