Leeper clocked a massive PB of 44.42 seconds beating three-time World indoor champion Pavel Maslak of Czech Republic by 1.31 seconds.
See full men's 400m results here
18 May 2022 14:20 (GMT)
19 May 2022 00:00 (GMT)
20 May 2022 17:00 (GMT)
21 May 2022 16:00 (GMT)
21 May 2022 18:00 (GMT)
21 May 2022 18:00 (GMT)