July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Karin Korb (N. Lauderdale, Fla.) races on the Parks Highway during stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.

July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Larry Coutermarsh (North Pole, AK) races on the Parks Highway during stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.

July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Larry Coutermarsh (North Pole, AK) races on the Parks Highway during stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.

July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Larry Coutermarsh (North Pole, AK) nears the 5K to go mark on the Parks Highway during stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.

July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Larry Coutermarsh (North Pole, AK) races on the Parks Highway during stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.

July 18, 2013: Sadler's Alaska Challenge Stage Three - Milepost 264 to Milepost 318. Larry Coutermarsh (North Pole, AK) is congratulated as he crosses the finish line of stage three. The stage began at milepost 264 north of Nenana, AK and finished at milepost 318 north of Healy, AK.