Merkel urges Greeks to stick to 'tough path'

German Chancellor Angela Merkel on Tuesday said that a "tough path" of austerity was the best way for Greece to overcome its economic crisis as thousands of protesters demonstrated a few blocks away. Merkel, the leader of Europe's largest economy -- and chief crisis paymaster -- also praised the course of Greek reforms and repeated her aim to keep Greece in the eurozone, a badly-needed message of support to the country's embattled government. Duration: 01:01