AURORA, CO  (August 29, 2013) – After launching an aftercare program for retiring racehorses in April 2013, CANTER Colorado was awarded $10,000 from Arapahoe Park and the Colorado Horseracing Association to continue their work.  In addition to providing a free sales listing service for retiring racehorses, this donation enables CANTER Colorado to grow its racehorse rehabilitation, retraining and