GREELEY, Colo. (AP) — John Delgado sleeps in a shed beside a lawnmower and a bike behind a house in Evans.

The shed stands about 6 by 8 feet. Delgado, a 65-year-old U.S. Marine and Vietnam veteran, calls it home.

He hangs his clothes from a few nails on the wall, and his only light comes from a single, naked light bulb he rigged from the ceiling. When Delgado goes to bed, he climbs past stacks of boxes and outdoor equipment and makes room for his constant companion — a pitbull named Cash.

Thin walls and a little insulation are all that separate Delgado from the outside cold.

"It's OK," he said...