Kenya's Jepchirchir breaks own world record in women's half marathon
Peres Jepchirchir of Kenya broke her own world record in the women's-only half marathon in Gdynia, Poland, clocking one hour, five minutes and 16 seconds.
1:07
7:14
9:33
28:40
18:32
1:59
2:12
2:02
3:20
5:46
