Des Clarke and the teams break up this week's news, including the PM's tour of the UK, the solar eclipse and new research telling us all to smile at dogs!

Lead Writer: Nathan Cowley

Additional material: Jennifer Walker, Jon Paisley, Chris Stanners, Simon Paul Miller, Gregor Paton, Katy Swainston, Rebecca Bain, Alex Garrick-Wright, James Docherty, Uttom Chowdhury and Steve Trott.

Producer: Lauren MackaySenior Producer: Dave FlynnResearcher: Chris QuiliettiScript Editor: Keiron Nicholson

An Eco-Audio certified Production.