amanuensis on "[Plugin: W3 Total Cache] CDN S3"

Am I missing something?
I have set up a CDN I have a new bucket on my S3 and have created a 'Distribution' in Cloudfront using this Bucket.
Yet I do not have any of my images from the site on my server populating the new S3 bucket.

https://wordpress.org/plugins/w3-total-cache/