CBS News
@CBSNews·7M subscribers·153.5K videos
Turning a love for caves into a conservation cause
Posted
February 6, 2014
Views
899
Likes
8
Comments
1
Engagement
1.00%
February 6, 2014
899
8
1
1.00%
Every word spoken in this episode is indexed. Type any phrase to jump straight to the moment it was said.
Type any word or phrase that may have been spoken. Click a result to seek the player to that exact moment.
Try a name, a topic, or a quoted line
3:03Now PlayingJohn Ackerman of Spring Valley, Minn. discovered 40 miles of underground caverns. Now he is working to protect the caves and have them studied. CBS News' Michelle Miller reports.
Sentinel Indexing in Progress
Metadata and chapters are available. Claim extraction for this episode is pending.
All video content is delivered via YouTube embedded players in accordance with the YouTube Terms of Service. Sentinel provides research tools that promote discovery and accountability across political media.
