Where a disparate impact is shown, the plaintiff can prevail without the necessity of showing intentional discrimination unless the defendant employer demonstrates that the practice or policy in question has a demonstrable relationship to the requirements of the job in question.
The Chief Justice only presides at presidential impeachment trials and will serve as our example to illustrate the process. In non-presidential impeachment trials, the Vice President or Senate pro tempore (temporary president of the Senate) presides at the trial.
The Senate holds trial on the articles of impeachment approved by the House. The Senate sits as a jury while the Chief Justice of the Supreme Court presides over the trial. At the conclusion of the trial, the Senate votes on whether to remove the President from office.