Tens of thousands of Serbians rallied in the capital Belgrade, demanding better security, a ban on violent content on TV, and the resignation of key ministers, days after two separate mass shootings. #News #Reuters #newsfeed #serbia #massshooting #protest Subscribe: http://smarturl.it/reuterssubscribe Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: https://www.reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en