The life of a shark wrestler

With all the attention paid to sharks recently, there's a new kind of shark expert developing. These new experts feed an insatiable shark-hungry audience, putting themselves in dramatic videos that often go viral. This fascination has led to shark wrestling, a new sport that's edgy, dangerous and done in the name of "environmental conservation." In this excerpt from America Tonight, Adam May profiles a shark wrestler who is leading the pack of new shark trackers.