Question: What was the name of the contraversial episode with racial overtones that aired as part of the American television anthology series created by Rod Serling?

full_context: Document 1: In His Image: "In His Image" is an episode of the American television anthology series "The Twilight Zone" aired on January 3, 1963. This was the first episode of the fourth season. Each episode was expanded to an hour (with commercials) from "In His Image" until "The Bard'". The fourth season is the only season of "The Twilight Zone" to have each episode one hour long. In this episode, a man finds his hometown is suddenly inconsistent with his memories of it and begins experiencing irrational urges to commit murder, two mysteries which together lead him to an unpleasant discovery about his identity.
Document 2: Tales from the Darkside: Tales from the Darkside is an American anthology horror TV series created by George A. Romero; it debuted in 1983. Each episode was an individual short story that often ended with a plot twist. The series' episodes spanned the genres of horror, science fiction, and fantasy, and some episodes featured elements of black comedy or more lighthearted themes.
Document 3: Twilight Zone: The Movie: Twilight Zone: The Movie is a 1983 American anthology science-fiction fantasy horror film produced by Steven Spielberg and John Landis as a theatrical version of the 1959–64 TV series "The Twilight Zone", created by Rod Serling. The film stars Vic Morrow, Scatman Crothers, Kathleen Quinlan and John Lithgow with Dan Aykroyd and Albert Brooks in the prologue segment. Burgess Meredith, who starred in four episodes of the original series, took on Serling's position as narrator. In addition to Meredith, six actors from the original series (William Schallert, Kevin McCarthy, Bill Mumy, Murray Matheson, Peter Brocco, and Patricia Barry) had roles in the film.
Document 4: Many, Many Monkeys: "Many, Many Monkeys" is an episode of the television series "The Twilight Zone", first broadcast in 1989. The episode was written in 1964 for the final season of the show's original black-and-white run by producer William Froug, but though CBS bought the script, they chose not to use it. Froug believed that they found it "too grotesque." It remained shelved for more than twenty years until it was made as an episode in the third and final season of the 1980s "Twilight Zone" revival.
Document 5: Night Gallery: Night Gallery is an American anthology series that aired on NBC from 1969 to 1973, featuring stories of horror and the macabre. Rod Serling, who had gained fame from an earlier series, "The Twilight Zone", served both as the on-air host of "Night Gallery" and as a major contributor of scripts, although he did not have the same control of content and tone as he had on "The Twilight Zone". Serling viewed "Night Gallery" as a logical extension of "The Twilight Zone", but while both series shared an interest in thought-provoking dark fantasy, more of "Zone"' s offerings were science fiction while "Night Gallery" focused on horrors of the supernatural.
Document 6: Alfred Hitchcock Presents: Alfred Hitchcock Presents is an American television anthology series that was hosted and produced by Alfred Hitchcock; the program aired on CBS and NBC between 1955 and 1965. It featured dramas, thrillers, and mysteries. By the time it premiered on October 2, 1955, Hitchcock had been directing films for over three decades. "Time" magazine named it one of "The 100 Best TV Shows of all time". The Writers Guild of America ranked it #79 on their list of the 101 Best-Written TV Series tying it with "Monty Python's Flying Circus", "" and "Upstairs, Downstairs".
Document 7: The Encounter (Twilight Zone): "The Encounter" is episode 151 of the American television series "The Twilight Zone". First broadcast on May 1, 1964, its racial overtones caused it to be withheld from syndication in the U.S. On January 3, 2016, the episode was finally reaired as part of Syfy's annual "Twilight Zone" New's Year Eve marathon.
Document 8: Walking Distance: "Walking Distance" is episode five of the American television anthology series "The Twilight Zone". It originally aired on October 30, 1959 on CBS. The episode was listed as the ninth best episode in the history of "The Twilight Zone" by "Time".
Document 9: The Bard (The Twilight Zone): "The Bard" is an episode of the American television anthology series "The Twilight Zone". It was the final episode of "The Twilight Zone" to be one hour long. A direct satire of the American television industry, the episode concerns an inept screenwriter who, through the use of black magic, employs William Shakespeare as his ghostwriter.
Document 10: The Twilight Zone: The Twilight Zone is an American television anthology series created by Rod Serling. The episodes are in various genres, including psychological horror, fantasy, science fiction, suspense, and psychological thriller, often concluding with a macabre or unexpected twist, and usually with a moral. A popular and critical success, it introduced many Americans to common science fiction and fantasy tropes. The original series, shot entirely in black and white, ran on CBS for five seasons from 1959 to 1964.
Document 11: The Monsters Are Due on Maple Street: "The Monsters Are Due on Maple Street" is episode 22 in the first season of the American television anthology series "The Twilight Zone". The episode was written by Rod Serling, the creator-narrator of the series. It originally aired on March 4, 1960 on CBS. In 2009, "TIME" named it one of the ten best "Twilight Zone" episodes.
Document 12: The Twilight Zone Tower of Terror: "The Twilight Zone" Tower of Terror, also known as Tower of Terror, is an accelerated drop tower dark ride located at Disney's Hollywood Studios, Tokyo DisneySea, Walt Disney Studios Park, and formerly located at Disney California Adventure Park. Except for the Tokyo DisneySea version, the attractions are inspired by Rod Serling's anthology television series, "The Twilight Zone", and take place in the fictional Hollywood Tower Hotel in Hollywood, California. The Tokyo version, which features an original story line not related to "The Twilight Zone", takes place in the fictional Hotel Hightower. All three versions place riders in a seemingly ordinary hotel elevator, and present the riders with a fictional backstory in which people have mysteriously disappeared from the elevator under the influence of some supernatural element many years prior.
Document 13: In Search of... (TV series): In Search of... is a television series that was broadcast weekly from 1977 to 1982, devoted to mysterious phenomena. It was created after the success of three one-hour TV documentaries produced by creator Alan Landsburg: "In Search of Ancient Astronauts" in 1973 (based on the book "Chariots of the Gods?" by Erich von Däniken), "In Search of Ancient Mysteries" and "The Outer Space Connection", both in 1975 (later adapted into popular paperbacks written by Landsburg). All three featured narration by Rod Serling, who was the initial choice to host the spin-off show. After Serling's death, Leonard Nimoy was selected to be the host.
Document 14: The Twilight Zone (Rush song): "The Twilight Zone" is the third track on Rush's album "2112". It was the last track written and recorded for the album. It was the first single to be released from "2112". As with most Rush songs, the lyrics are written by Neil Peart, and the music by Geddy Lee and Alex Lifeson. It is based on two episodes of "The Twilight Zone": "Will the Real Martian Please Stand Up?" (first verse) and "Stopover in a Quiet Town" (second verse). Rush had dedicated their previous album, "Caress of Steel", to the memory of "The Twilight Zone" creator Rod Serling.
Document 15: A Game of Pool (1961 The Twilight Zone): "A Game of Pool" is episode 70 of the American television anthology series "The Twilight Zone". It originally aired on October 13, 1961, on CBS. According to Rod Serling, it is "the story of the best pool player living and the best pool player dead."
ground_truth: The Encounter