Spanish prosecutors on Friday launched a hate crime investigation into male students whose choreographed misogynist outburst from their dormitory towards a neighbouring all-girls residence outraged the nation.
A video from last weekend's incident went viral on social media, though it was later downplayed by some female residents.
Prime Minister Pedro Sanchez told reporters in Prague that the footage demonstrated "inexplicable, unjustified and absolutely repugnant behaviour" that could not be tolerated,