Broken link pointing to an unclaimed S3 bucket

[r-bartlett-gsa]

A public facing vulnerability has been identified via the GSA Vulnerability Disclosure Policy.

URL: https://github.com/GSA/challenges-and-prizes
Finding Details: It has been found that a broken link pointing to an unclaimed S3 bucket at https://github.com/GSA/challenges-and-prizes/blob/f90a91565672f1743691fde6210d13a2da0eb6d3/_all-challenges/living-stories-challenge.md
Severity: Low

Steps to reproduce:

1. Navigate to https://github.com/GSA/challenges-and-prizes/blob/f90a91565672f1743691fde6210d13a2da0eb6d3/_all-challenges/living-stories-challenge.md

2. Scroll down and observe that a link pointing to the nga-challenge S3 bucket is present:
   

3. Clicking the link will open a new tab pointing to a bucket the hacker managed to claim

[r-bartlett-gsa]

@jairoanaya This was reviewed on staging and can be pushed to prod. Thank you!

[r-bartlett-gsa]

@jairoanaya The broken link also needs to be removed from this branch: https://github.com/GSA/challenges-and-prizes/blob/f90a91565672f1743691fde6210d13a2da0eb6d3/_all-challenges/living-stories-challenge.md

[r-bartlett-gsa]

@jairoanaya The broken link also needs to be removed from this branch: https://github.com/GSA/challenges-and-prizes/blob/f90a91565672f1743691fde6210d13a2da0eb6d3/_all-challenges/living-stories-challenge.md

@jairoanaya Checking in on this ^^^

[r-bartlett-gsa]

Update from Jay: https://docs.google.com/document/d/1t6_2FNKp_MSDA00LWaKUfdPcdBxBQ8shhNjUwL3fYbY/edit?usp=sharing