23-year-old Kenyan Peres Jepchirchir broke the old half marathon world record by three seconds on Thursday night in the United Arab Emirates, closing hard to finish in 65:06. Previous No. 2 all-timer Mary Keitany ran 65:13, bumping her back to No. 3 all-time but breaking her old PR by 37 seconds.

According to the IAAF, Jepchirchir ran her four 5K splits in 15:40, 15:27, 15:23, and 15:09. The fourth ensured that she crossed the 20-kilometer mark in 61:40, also a new world record.

Olympic marathon gold and bronze medalists Jemima Sumgong and Mare Dibaba were fourth and fifth. Bedan Karoki won the men's race in 59:10.

​Full results RAK Half Marathon results, courtesy IAAF:

​Men
1 Bedan Karoki (KEN) 59:10
2 Yigrem Demelash (ETH) 59:19
3 Augustine Choge (KEN) 59:26
4 Solomon Yego (KEN) 59:50
5 Nguse Amlosom (ERI) 1:00:04
6 Edwin Kipyego (KEN) 1:00:05
7 Shadrack Kimining (KEN) 1:00:07
8 Kenneth Keter (KEN) 1:01:05
9 Gabriel Geay (TAN) 1:01:13
10 Adugna Takele (ETH) 1:01:14


Women
1 Peres Jepchirchir (KEN) 1:05:06
2 Mary Keitany (KEN) 1:05:13
3 Joyciline Jepkosgei (KEN) 1:06:08
4 Jemina Sumgong (KEN) 1:06:43
5 Tirunesh Dibaba (ETH) 1:06:50
6 Helah Kiprop (KEN) 1:07:48
7 Rose Chelimo (KEN) 1:08:37
8 Veronicah Nyaruai (KEN) 1:09:33
9 Anne-Mari Hyrylainen (FIN) 1:12:39
10 Etagegn Woldu (ETH) 1:14:46