Sri Lanka attack 'devastating' - Grant Robertson

The New Zealand government is standing with Sri Lanka saying it condemns all acts of terrorism, and its resolve has only been strengthened by the Mosque attack in Christchurch. The Prime Minister says New Zealand rejects all forms of extremism and is committed to religious freedom and the right to worship safely. The Finance Minister Grant Robertson is standing in for Jacinda Ardern, he talks to Guyon Espiner.