The National Science Teachers Association, made up of 53,000 educators, declined an offer of 50,000 free DVD copies of Al Gore’s film on global warming, “An Inconvenient Truth.” NSTA Director Dr. Gerry Wheeler says the organization doesn’t distribute third party materials, but environmentalist Laurie David, who produced the film, sees something more sinister at play. Host Bruce Gellerman hears from both sides of the science education debate.