Thousands of people gathered in Serbia's capital on Tuesday to protest against a government crackdown on universities that have been a main force behind more than a year of protests shaking the rule of autocratic President Aleksandar Vucic. (AP video by Marko Drobnjakovic) Subscribe: http://smarturl.it/AssociatedPress Read more: https://apnews.com​ This video may be available for archive licensing via https://newsroom.ap.org/home