Pretty much an open secret at any prestigious university. The Washington Post did some research:
https://www.washingtonpost.com/local/education/at-u-va-a-watch-list-flags-vip-applicants-for-special-handling/2017/04/01/9482b256-106e-11e7-9d5a-a83e627dc120_story.html?utm_term=.82be0ab8c211