Police have squared off against hundreds of people protesting GOP presidential frontrunner Donald Trump outside the party convention in Burlingame, California, a day after a similar protest in Orange County turned violent. br br RT LIVE br Subscribe to RT! br Like us on Facebook Follow us on Twitter Follow us on Instagram Follow us on Google+ Listen to us on Soundcloud: br RT (Russia Today) is a global news network broadcasting from Moscow and Washington studios. RT is the first news channel to break the 1 billion YouTube views benchmark.