I found these videos on YouTube.

1. "Student with Down Syndrome Gets Shamed." Good video and a nice ending. And the main actress really has Down Syndrome. This video has 31 million views!

https://www.youtube.com/watch?v=QHq_S-ihf7M

2. "Evil Foster Care Mom Mistreats Kid, Lives to Regret It." A good ending.

https://www.youtube.com/watch?v=_adlDmW394E&t=5s