Video courtesy: La Radio Francophone de l'IRIB (0:02-0:58)<br /><br />Twenty Swiss police were injured and over 60 were arrested when a politically-tinged Tanz Dich Frei ('Dance Yourself Free') techno parade in Bern turned ugly. Riot police fired teargas and water cannons at Black Bloc anarchists who wreaked havoc during the unauthorized rally - READ MORE http://on.rt.com/ilmszk<br /><br />RT LIVE http://rt.com/on-air<br /><br />Subscribe to RT! http://www.youtube.com/subscription_center?add_user=RussiaToday<br /><br />Like us on Facebook http://www.facebook.com/RTnews<br />Follow us on Twitter http://twitter.com/RT_com<br />Follow us on Google+ http://plus.google.com/+RT<br /><br />RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 500 million YouTube views benchmark.