Newshub Newshub Nation NZ Election 2020: Newshub Nation Powerbrokers debate - full video 03/10/2020 Watch the full debate. Credits: Newshub Nation Watch the full Newshub Nation Powerbrokers debate with Marama Davidson, Winston Peters, David Seymour and John Tamihere. More from Newshub Watch the full Leaders Debate between Ardern and Collins Collins pleased with 'great debate' as Ardern admits she 'made a call' to speak up more