NewsSouth Sisters secure spot in Queensland Triathlon team 28/08/2020 FacebookTwitterEmail Sister Olivia and Mackenzie Grundy have qualified for the Queensland team to represent Triathlon Queensland. Picture: Laura Blackmore 213576_02 Purchase this photo from Pic Store: 213576 Laura Blackmore Sisters Mackenzie and Olivia Grundy believe their sibling rivalry has had a positive impact on their triathlon career. The duo […] Subscribe or Login to see the rest of the content. Username or E-mail Password Remember Me Forgot Password