Ethiopia s 2013 5000m national champion Senbere Teferi is the fastest junior so far this year, with 8:41.54 from a blazing IAAF Diamond League race in Doha, where she placed ninth, while Kenyan trials winner Lilian Kasait Rengeruk ran 8:53.41 in the same race, making her the second-fastest Oregon 2014 entrant at this distance.