Jake Birtwhistle

After a 15-year run, the final Ironman 70.3 St. George is set for this weekend, and it's going out with a bang: Sam Long vs. Magnus Ditlev vs. Lionel Sanders; and Paula Findlay vs. Chelsea Sodaro vs. Jackie Hering. Thorsten Radde breaks down the pro field odds.

No idols? No problem. This brash young Tasmanian is cutting his own path to ITU stardom.