add thumbnail link from s3
This closes #24 (closed) and add the square thumbnail (https://labs.waterdata.usgs.gov/visualizations/thumbnails/vulnerability_thumbnail.png)
Let me know if this is the incorrect spot to link them, I can edit
Because of the federal government shutdown, code.usgs.gov is not being updated and the agency will not be able to respond to inquiries until appropriations are enacted. For more information please visit: https://www.doi.gov/shutdown
This closes #24 (closed) and add the square thumbnail (https://labs.waterdata.usgs.gov/visualizations/thumbnails/vulnerability_thumbnail.png)
Let me know if this is the incorrect spot to link them, I can edit