Extra Time for 23 August 2013

This week, we call the Rowing World Championships in Korea to talk to Noel Donaldson, the new coach of Olympic champions Hamish Bond and Eric Murray. The troubled life of cricketer Jesse Ryder gets more difficult after it's revealed the batsman is serving a suspension for taking banned substances. David Howman from the World Anti-Doping Agency joins us to explain the dangers of supplements. Equestrian Blythe Tait talks about the tragic death of New Zealand eventer Tom Gadsby. Rugby Union Boss Steve Tew goes through the players' new collective contract and New Zealand NBA player Steven Adams comes home to hold court over a legion of young fans in Wellington.