Pershing Square, Plastic Sculptures, William Wegman

Four finalists present schemes for redesigning Pershing Square, and their approaches will be a litmus test for competing views on what makes public space work -- lots of programming or strong design? Gigantic plastic containers leave Pershing Square on a journey of environmental education through art. And when William Wegman's Weimaraners pose on Eames and Nakashima chairs, you get a very stylish dog story.

Host Frances Anderton looks at design and architecture from a Los Angeles perspective.