The document discusses the structure and powers of the US judicial branch and federal court system. It outlines that the Supreme Court heads the federal court hierarchy. Federal judges, including Supreme Court justices, are nominated by the president and approved by the Senate. The district courts have original jurisdiction to hear cases first, while the appellate courts and Supreme Court have appellate jurisdiction to hear appeals of cases. The Supreme Court can declare laws or actions unconstitutional, settling disputes between states or involving the federal government.

1. Judicial Branch – ARTICLE III

2. Federal Court Hierarchy