Pittsburgh loses lots of trees to development, disease and pests every year and the Urban Tree Forge gives some of the timber a second life as building material, furniture and art. The woodworker John Metzler founded the organization. He was killed in May 2010 by a runaway U-haul trailer as he cut wood outside the Forge. DUQ's Larkin Page-Jacobs has his artist profile. Click here to listen to the story.