Guest Post by Shelby Farrell | Follow her Cocodona 250 training journey at @shelbzzf & shelbzzf.com On the morning of May 3, 2021 a group of brave endurance athletes will be setting out to run the inaugural Cocodona 250. Two hundred fifty miles starting in Black Canyon City, Arizona, through Crown King, Prescott, Jerome, Clarkdale, all the way to Sedona, concluding in Flagstaff. The race is six weeks out, so basically it is just around the corner. Eeek! For me, this means a month to fully dial in my training, enjoy a chill taper for two weeks (aka try not to go crazy), and then wake up ready to send it on that first marvelous …