Confused by candidates? If you're feeling adrift ahead of the Conservative leadership election, TL;DR has done the reading for you. Alex Kealy joins Catherine Bohart to look at the runners and riders. In the sidebar, Russian stand-up Olga Koch looks at why a strong opposition is politically useful, and Financial Times columnist Stephen Bush looks at what it takes for an opposition to get back in the driving seat. Written by Catherine Bohart, with Madeleine Brettingham, Sarah Campbell, and Georgie Flinn. Produced by Victoria Lloyd Recorded by Merlin Kerr at Monkey Barrel in Edinburgh Edited by David Thomas Production Coordinator - Beverly Tagg A Mighty Bunny production for BBC Radio 4