Khallifah Rosser
United States
Personal Bests
400 Metres Hurdles
47.59
8/21/2022
400 Metres
45.74=
7/18/2021
800 Metres
1:51.95
2/29/2020
100 Metres
10.83
3/2/2019
200 Metres
21.23
2/17/2017
United States
400 Metres Hurdles
47.59
8/21/2022
400 Metres
45.74=
7/18/2021
800 Metres
1:51.95
2/29/2020
100 Metres
10.83
3/2/2019
200 Metres
21.23
2/17/2017