First, you will need to create a new links category:
  1. Navigate to School Website > Content > Additional Content Types > Links
  2. Click + Add New Category
  3. Enter a Name - this will appear in small print on the Recent Activity feed
  4. Optionally, select Public access or secure access to a specific role
  5. Click Save

Next, you can add that links category to Recent Activity stream:
  1. Navigate to Core > Settings > News Settings > Recent Activity
  2. Click + Add More next to Links
  3. Mark the checkbox next to the category that was created
  4. Click Apply

Finally, you can copy the news link using the appropriate detail page, and add it to the links category:
  1. Navigate to School Website > Content > News
  2. Click on the appropriate news category
  3. Click the URL button next to the news article
  4. Select the appropriate news detail page from the dropdown
  5. Copy the URL from the Main Site section
  6. Click Close
  7. Navigate to School Website > Content > Additional Content Types > Links
  8. Click on the new links category.
  9. Click + Add
  10. Enter a title for the link; this is the title that will display on the Recent Activity feed
  11. Past the link that you copied in step 3 into the URL field
  12. Click Save