NYC salt shed, hailed as art, gets first winter test

NEW YORK - The building looks like a modern art painting come to life, all angles and edges, with concrete walls that can look bluish or grayish or whitish, or some combination of the three. It would be an unusual structure in any setting, but none more than the fairly prosaic function it was created for - storing thousands of pounds of the rock salt that New York City's Department of Sanitation uses to deal with snowy streets.