What does it take to run a sub 3 hour Ironman run?

TALKFEED  |  THE KONA EDGE - IRONMAN TRIATHLON
On this edition of The Kona Edge we look at a phenomenal runner, Ryan Giuliano. He comes from a running background and ran his Kona marathon sub 3 hour. Ryan shares the secret to his run success with us and what he did to improve and strengthen his run off the bike.
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