Lord Seb Coe sounds note of caution for those backing Aussie star Gout Gout to beat Usain Bolt's records, as the World Athletics president brands young sprinter an 'outstanding talent'

DAVID COVERDALE: The Australian turned heads earlier this month when he surpassed Usain Bolt as the fastest 16-year-old in history in the 200 metres, clocking 20.04sec.