Behind the scenes of Nedd Brockmann's world record attempt charity run

As the sun rises and sets over Sydney Olympic Park, the flowing blonde hair and steely gaze of Nedd Brockmann has been an inspiring constant for the last eight days.Brockmann is aiming to clock up 1000 miles, or 1600kms in 10 days in a valiant effort to break a world record and raise funds for homeless people across the country.Broken down, that’s four marathons every day, or 4000 laps of the unforgiving 400 metre track.READ MORE: How Australia’s most unlikely social media star found fame through fizzy drinkBrockmann is aiming to clock up 1000 miles, or 1600kms in 10 days. (Nine)A Current Affair went behind the scenes to watch his inspiring, and at times distressing, race to raise $10 million for homelessness charity We Are Mobilise.Eight days in, the former-sparky’s body is breaking down and at times he can hardly walk.The blisters are raw, he’s wearing shoes three sizes up and there’s still a long way to go.Boxing champion Harry Garside was by Brockmann’s side for a…