Ed Ettinghausen is aiming to run three more to close out the year with 40.
The relay took the group a little more than 28 hours to complete.
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.