Alistair said it was “a natural human reaction” to come to the aid of his brother, adding: “I’d have done the same thing for anyone in that position.”
He added: “I wish the flippin’ idiot had paced it right and crossed the finish line first.
“He could have jogged that last two kilometres and won the race.
“You have to race the conditions. I was comfortable in third. I raced the conditions, I took the water on, made myself cool and I was all right.”