Broken YouTube videos in AI Skills Navigator

[Jumaana-bit]

The embedded YouTube videos in Microsoft AI Skills Navigator are not loading.

Page:
https://aiskillsnavigator.microsoft.com/

Issue details:

• The YouTube thumbnail URL returns 404:
  https://img.youtube.com/vi/XSxjLfgx9e8/maxresdefault.jpg
• Console shows cross-origin postMessage errors between youtube.com and aiskillsnavigator.microsoft.com
• The iframe never initializes, and the player remains blank

This suggests the YouTube video is deleted, private, or misconfigured.
Please update or replace the videos in the modules.