A video by www.Vo2maxProductions.com . Desiree Davila and her Hansons-Brooks Distance Project teammates run the fabled marathon Simulator workout of 26.2km (16.28 miles) at Marathon Goal pace. It is the hardest workout of their training segment leading into the 2012 Olympic Marathon Trials (which will be in Houston in 4 weeks). Video includes paces, 10k splits and post-workout comments.