After four years of intensive training, this weekend’s Aviva 2012 athletic trials will decide which track and field athletes will make Team GB. The competition is expected to be fierce as Olympic gold medallist Jason Gardener told BBC London. European Champion hurdler Andy Turner and British long jump record holder Chris Tomlinson joined “London Calling” to reveal what its like to room with other athletes in the Olympic village. BBC 5 Live’s “Colin Murray’s Gold Run” learns how Sir Chris Hoy gained inspiration from his indomitable great-uncle Andy Coogan. Comedians Charlie Brooker, Miles Jupp and Susan Calman suggest some new Olympic sports. Radio 4’s “Making History” explores the archaeology of the Stratford site and future of its extraordinary finds. Olympian and World Champion Shelly-Ann Fraser-Pryce tells BBC World Service why she is happy to stay out of the limelight.