Hundreds sing Marseillaise at Trafalgar Square, London, day after terror attacks in Paris, which claimed the lives of more than 100 people.br READ MORE: Courtesy: Wouter van Dijke 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.