These future military officers walked 1,100 miles to raise funds for families of fallen service members

The five men took turns, each walking an average 20 miles a day carrying a 50-pound rucksack.

(CNN)Five weary college men from Texas A&M's Corps of Cadets are trudging into Portland, Oregon, on Monday, capping an 11-day, 1,100-mile odyssey from Death Valley, California.

They've braved snow and mountains, and most of all their own injuries: blisters, sore ankles and nagging Achilles tendons. Their sacrifices are minor compared to the fallen US s