The Prime Minister's highlighting controversial comments by ACT Party candidates.

Rangitata candidate Elaine Naidu Franz has stood down after revelations she'd likened Covid vaccines to Nazi concentration camps.

In the House, Seymour asked Chris Hipkins if his promise of a rigorous campaign means mis-characterising remarks by other parties- and Hipkins fired back.

ZB senior political correspondent Barry Soper says the accusation that ACT's being propped up by anti-vaxxers will be the next controversy sticking to the Party.

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