US Olympic athlete Simpson shows 'improvement' after collasing on track (opens in new tab)

Simpson collapsed as she paced a mile group at the Pop Up Miles event in Raleigh organized by the Sir Walter Running Group. Runner's World and LetsRun reported that Simpson was without a pulse for a period for a time but that it was restored with CPR and an automated external defibrillator before she was taken to hospital. On Thursday, specialist running retailer Fleet Feet, which Simpson represents, said the 39-year-old remained in hospital where "she has shown encouraging improvement and co...