Harrison College extended their dominance of the Powerade Secondary Inter-School Swimming Championships with their 10th girls’ title on the trot, and 11th consecutive boys’ triumph yesterday at the Barbados Aquatic Centre. The “Kolij” swimmers recorded comfortable victories in both gender categories, as the girls swept away all challengers to amass a whopping 327 points, ahead of Christ Church Foundation’s 172, and Queen’s College’s 119. Fourth was The St Michael School …