You should "rollback" the edit if someone damages your post. Click on the 'edited * ago' link under the post

![](https://roseannastar.files.wordpress.com/2016/07/rollback.png)

then find the revision you want to go back to and click 'rollback'

![](https://roseannastar.files.wordpress.com/2016/07/rollback2.png)

(By the way, this example is a judicious edit - I didn't actually rollback here)