Andy Birkett won his eighth title at the Drak Challenge canoe marathon in Underberg on Sunday. Meanwhile, Abby Solms marked her return to the two-day classic by winning her ninth women’s title. In the process Solms becomes the race’s most decorated champion. Birkett wins eighth Drak Challenge titleHank McGregor and Birkett started the 39-kilometre final stage from Swartberg Bridge to Early Mist Farm together and for much of the testing stage on a full uMzimkhulu River the star rivals could not be separated. Birkett budgeted tactically on the race ending in a sprint over the last few kilometres…