Download WS MoreOrLess: Will Berlin see a sub-two-hour marathon?
Why is Berlin the place to break the marathon world record and how long will it be before we witness someone run it in less than two hours?
Published on Monday, 6th October 2014.
Available Podcasts from More or Less: Behind the Stats
Subscribe to More or Less: Behind the Stats
We are not the BBC, we only list available podcasts. To find out more about the programme including episodes available on BBC iPlayer, go to the More or Less: Behind the Stats webpage.