Kenya’s Jemima Jelagat Sumgong won gold in the women’s marathon on Sunday in two hours, 24 minutes and four seconds after an aggressive and pre-planned surge in the final kilometres, becoming the first Kenyan woman to take the title. Bahrain’s Eunice Jepkirui Kirwa claimed silver in 2:24:13 while Ethiopian Mare Dibaba snatched the bronze in 2:24:30.…