Watch the official 20/20 online at ABC.com. Get exclusive videos, blogs, photos, cast bios, free episodes Watch a special edition of 20/20 tonight at 9/8c on ABC. The British Royal Family is linked to scandal when a former aide goes on the run after her boyfriend is murdered. ABC's 20/20 is the prime time news magazine program featuring David Muir. From newsmaker interviews, hard-hitting investigative reports, exclusives, compelling features and medical mysteries. In some countries, the number 20 is used as an index in measuring visual acuity. 20/20 indicates normal vision at 20 feet (6.1 m), although it is commonly used to mean perfect vision in countries using the Imperial system. In this special bonus episode exclusively for 20/20 True Crime+ subscribers, Deborah Roberts sits down to answer your questions with her friend and colleague Aaron Katersky. 20 Look up twenty in Wiktionary, the free dictionary. Twenty or 20 may refer to: 20 (number), the natural number following 19 and preceding 21 one of the years 20 BC, AD 20, 1920, 2020 A staple of primetime television on Friday nights for over 3 decades, 20/20 has remained a leader in American TV news magazines broadcasting on ABC. The meaning of the number 20: How is 20 spell, written in words, interesting facts, mathematics, computer science, numerology, codes. Phone prefix +20 or 0020. 20 in Roman Numerals and images. 20/20: Created by Roone Arledge. With David Muir, Amy Robach, Deborah Roberts, Elizabeth Vargas. ABC's original hour-long news magazine. 20/20 Official Playlist - Season 47 (2024-2025) l ABC News by ABC News • Playlist • 19 videos • 8,628 views.