In this June 13, 2012 photo released by Disabled Sports USA, shows Kirk Bauer, 64, a climber and executive director of Disabled Sports USA, posing in front of Mount McKinley, Alaska.

Five men who have fought America’s wars, four of which lost a limb, took on the biggest challenge of their life, a Fox News report says today.

They are all attempting to climb Mt. McKinley, North America’s highest peak.

The story says that after nine days on the mountain, all were resting at 14,200 feet and being warned by their guides that the climb would only get tougher. Read more: Warriors attempt Mount McKinley.