The flip side of travelling fast
You've heard about the ups and downs of sporting life. Better make that the upside downs - the inevitable result when speeds ratchet into the high-risk zone. The last week has seen a series of mishaps in the realm of high-speed risk-taking, whether in the seas or on the track. Luckily these sportsmen and women - and marshals - survived largely unscathed, if a little shaken.