Focus on Politics for 28 July 2017

The prospect of the Greens co-leader Metiria Turei being under investigation for benefit has raised questions about her place in a potential Labour Greens government. All political parties are busy positioning themselves ahead of the election, given more focus this week by the Prime Minister's nod to National's support partners in the key seats of Ohariu and Epsom. But on the other side of the aisle, the Labour leader has come under pressure to say whether Mrs Turei would have a place in any Cabinet he leads. Here's our political editor, Jane Patterson.