Mayors find evidence of global warming in Alaska

Vanta Shafer says it used to be a shorter walk to see Exit Glacier 14 years ago when she was a mother entertaining her children and not the mayor of nearby Seward. Since those days before politics, the glacier has retreated hundreds of feet, almost too far to walk to. She said it now saddens her to visit the retreating glacier, and asks -- "Don't you think that's awfully fast?"