Chepng'etich won the women 's 8km Trial on February 18 in Nairobi to punch her ticket for Guiyang ahead of the competition .
Chepng'etich 's maiden World Cross as a senior hangs in the balance .
Chepng'etich won the women 's 8km Trial on February 18 in Nairobi to punch her ticket for Guiyang ahead of the competition and her maiden World Cross as a senior hangs in the balance .