1. Go to the tweet you want to feature (like this one).
2. Click on 'Details' at the bottom of the tweet and it will pop a new page. Grab that URL.
3. Go the section of the article where you want to feature the tweet and click on the 'Add Enhancement' button in the editing bar.
4. Click on 'Edit' in the new enhancement.
5. In the pop-up box, go to the drop down list on the bottom left where it says 'Create' and choose 'External Content.'
6. Add the URL in that field and save.
7. Voila. You're done. Just preview it to see.