Rubuta ci gaba don wannan sakin layi - FINA ta gayyace ta da ta yi gasa a matsayin 'yar wasa mai zaman kanta a Burkina Faso a tseren mita 50
a gasar Olympics ta bazara ta 2008 a Beijing, China. Nikiema ya fafata a zagaye na biyu na gasar, inda ya kammala a matsayi na shida. Lokacinta na sakan 34.98 ya kafa sabon rikodin ƙasa, bayan da ta yi alkawarin doke nata rikodin kafin a gudanar da tseren. Ta gama gaban Elsie Uwamahoro na Burundi (36.86 seconds) da kuma Mariama Souley Bana na Nijar (40.83 seconds). Zakia Nassar daga Falasɗinu ce ta lashe tseren, da lokacin da ya kai dakika 31.97.