Jake has been convicted of a crime in a U$.$S$.$ District Court. He brings his case on appeal to the U$.$S$.$ Court of Appeals.

The U$.$S$.$ Court of Appeals has the discretion to reject his case.

This is an example of mediation.

The U$.$S$.$ Court of Appeals has original jurisdiction over Jake's case.

The U$.$S$.$ Court of Appeals has mandatory jurisdiction and is required to hear his case.