Germany's chancellor, Angela Merkel, has been facing criticism for choosing Hamburg as the G20 host city. Three consecutive nights of riots and unprecedented violence rocked several districts as world leaders gathered for the talks last week. The country's president says Germany hasn't witnessed such brutality in years.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.