What are Sunak’s motives on the NI rise?

<div>Tomorrow is the spring statement. The proposed NI rise set to be outlined in it has been described by the Labour leader Keir Starmer as a 'cynical' move so the Chancellor can cut taxes before the next election for political brownie points. But what are Rishi Sunak's true motives?<br> <br> Cindy Yu deciphers them with Katy Balls and James Forsyth.</div>