Rubuta ci gaba don wannan sakin layi - Choosha ya cancanci shiga gasar Olympics ta 2012 a London ta hanyar katin daji bayan mai tsere mai nisa Tonny Wamulwa ya ji rauni a wani hatsarin mota na hanya makonni uku kafin a fara wasannin. Ta shiga tseren mita 100 na mata
a zagaye na farko a ranar 3 ga watan Agusta kuma an zana shi a zafin jiki na farko, ya gama na huɗu daga cikin 'yan wasa takwas, tare da lokacin da ya kai dakika 12:29. Ya zuwa 2016, lokacin shine mafi kyawunta. Ta yi gaba da Afa Ismail daga Maldives (12.52 seconds) da Rima Taha na Jordan (12.66 seconds) a cikin zafin da Feta Ahamada na Comoros ya jagoranci (11.81 seconds). Gabaɗaya, ta gama 57th daga cikin masu fafatawa 78, kuma ba ta ci gaba zuwa zagaye na farko ba saboda lokacin da ta fi sauri ya kasance 0.05 seconds a hankali fiye da ɗan wasa mafi jinkiri wanda ya ci gaba.