It was a great 2013 for the marathon.
A retiree clocked 5:16 miles for 6.2 miles.
Arkansas resident breaks a world record at the USA Masters Championships.
The Welsh world-record holder ran a blazing 2:08 that year.
Her record-setting time came 10 years ago this month.
The fastest marathoner of all time is eyeing the 10K world record in Ottawa.
He thinks his record is around to stay.
He hopes to improve on his own world record next year.
A Kenyan is now officially the new king of the marathon.