Here's why Change.org cancelled the petition:

Hello,

We're writing to let you know that information you've included in your petition violates our Community Guidelines. As such, we have removed your petition.

While Change.org is an open platform, we have to make sure the platform is as safe as possible. Our Community Guidelines (https://www.change.org/about/community-guidelines and our Terms of Service (https://www.change.org/about/terms-of-service outline the rules for using Change.org, and we suggest you read them.

Thank you for using Change.org, and do let us know if you have any questions.
Thank you,
Change.org
From US Office/Help Desk