Casey Costello is the Smokefree Minister accused of helping Big Tobacco - something she strongly denies. The pressure on her has only grown amid questions about the advice she's relied on to push through tax cuts on heated tobacco products. In Focus on Politics this week, RNZ deputy political editor Craig McCulloch lays out the latest revelations surrounding New Zealand's Smokefree strategy as overseen by the minister and NZ First MP Casey Costello.

Go to this episode on rnz.co.nz for more details