Colleen De Reuck the winner of the Copenhagen Marathon in 2010 is selected to represent Team USA in Daegu on the basis of her win in 2010.
“Colleen De Reuck (Boulder, Colo.), will also be on the line with Goucher and Moody thanks to her course record run of 2:30:51 at the 2010 Copenhagen Marathon.”
as quoted by Colorado Runner website