Minister for Rail Winston Peters is expected to finally reveal his long-awaited plan for Interisland ferry replacements today - but will we see the full details of the new ferries? 

Also, Finance Minister Nicola Willis is seeking advice on whether the supermarket duopoly needs to be broken up. Is it likely we'll see decisions on the grocery sector soon? 

To answer those questions, Newstalk ZB political editor Jason Walls joined Nick Mills for the Beehive Buzz. 

LISTEN ABOVE