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. Watch the official 20/20 online at ABC.com. Get exclusive videos, blogs, photos, cast bios, free episodes 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. 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. 20/20: Created by Roone Arledge. With David Muir, Amy Robach, Deborah Roberts, Elizabeth Vargas. ABC's original hour-long news magazine. 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. 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. 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 Official Playlist - Season 47 (2024-2025) l ABC News by ABC News • Playlist • 19 videos • 8,628 views.