In the final stages of the race Sumgong pushed aways from Bahrain runner Eunice Kirwa and Mare Dibaba of Ethiopia to finish the race first in 2:24.4.
Eunice Kirwa finished 9 seconds behind Sumgong to take silver, while Mare Dibaba concluded the podium in 2:24.30.
Belarus runner Volha Mazuronak produced a surprise 5th place finish with a time of 2:24.48. Mazuronak, who once in a while was pushing the pace, is reportedly coached by Russian marathon drug cheat Yulia Shobukhova.
Meanwhile american runners made some history by placing all three runners in top 10. Shalane Flanagan was sixth in 2:25:26; Desiree Linden was seventh 2:26:08; and Amy Cragg was ninth in 2:28:25.
The 39-year-old two time New York marathon winner ,Jelena Prokopcuka ,of Latvia placed in 12th position in 2:29.32. Her place was the best among European athletes in this marathon.
Just 2km before the finish a group of protester broke through the barrier and tried to disturb the race leaders. Rio Olympic security personnel reacted fast and removed the protesters before they ried to disturb the runners.
Humidity and and temperature around around 25C did not favour the marathon runners in Rio.
SUMGONG Jemima Jelagat
KIRWA Eunice Jepkirui
FELIX Ana Dulce
16 August 2022 06:30 (GMT)
24 August 2022 15:00 (GMT)
26 August 2022 19:00 (GMT)
28 August 2022 16:00 (GMT)
30 August 2022 16:00 (GMT)
30 August 2022 17:00 (GMT)
30 August 2022 18:00 (GMT)