Minnesota Public Radio demonstrates the power of a slideshow mixed with sound in its Anatomy of a Disaster — The I-35W Disaster. It’s made possible because these are pros making and mixing the sound, but it is an example which others interested in journalism change should take note.
As you might know, the Harnisch Foundation under the direction of Ruth Ann Harnisch gave us a substantial gift to start the Center for for Sustainable Journalism at Kennesaw State University. We are up and running. Keep abreast of what is happening at SustainableJournalism.org 
Leonard Witt is the Robert D. Fowler Distinguished Chair in Communication at Kennesaw State University and the chief blogger of PJNet. His academic interests include public and citizen journalism and how to get citizens' voices heard. He has spent most of his professional career as an award-winning journalist.