Forty thousand runners signed up in three-and-a-half hours.
The marathon world-record holder is gearing up for a fast race in Frankfurt.
Two journalists discuss the answer to this question.
The Frankfurt Marathon will be a real footrace.
He's looking for an impressive time on the flat course.
Patrick Makau had been cleared to represent Kenya in London.
One of the greatest distance runners in the world isn't finished yet.
It's a repeat matchup of last year's Berlin Marathon.
They last raced each other in the Berlin Marathon.
He feels he sacrificed his training for nothing.