'Shark Men' Take on Most Dangerous Job

National Geographic Channel features fearless Great White shark researchers.
3:00 | 04/08/11

Coming up in the next {{countdown}} {{countdownlbl}}

Coming up next:

{{nextVideo.title}}

{{nextVideo.description}}

Skip to this video now

Now Playing:

{{currentVideo.title}}

Comments
Related Extras
Related Videos
Video Transcript
Transcript for 'Shark Men' Take on Most Dangerous Job

This transcript has been automatically generated and may not be 100% accurate.

{"id":13327475,"title":"'Shark Men' Take on Most Dangerous Job","duration":"3:00","description":"National Geographic Channel features fearless Great White shark researchers.","url":"/GMA/video/shark-men-take-on-most-dangerous-job-13327475","section":"GMA","mediaType":"default"}