A less busy 2020 coupled with a knee problem last April explain it all and inevitably, it took her a while to break the two-minute barrier over the now very competitive two-lap distance in that season. Halimah Nakaayi struggled to find her groove last year. The world 800m champion was far from her best before and after the Tokyo Olympic Games. A less busy 2020 coupled with a knee problem last April explain it all and inevitably, it took her a while to break the two-minute barrier over the now very competitive two-lap distance in that season. The 27-year-old however looks to have buried the dea…