Is the economy wearing Rishi Sunak down?

<div>As mortgage rates surge and a new Opinium poll finds Labour’s lead has jumped to 18 points, Rishi Sunak appeared on Laura Kuenssberg’s BBC show to insist that his plan is the right one. But was his slightly cranky reaction to some of the questions a reflection of how the party is really feeling about its future? Katy Balls speaks to Isabel Hardman and Fraser Nelson.<br> <br> Produced by Natasha Feroze.</div>