The season you're likely referring to is American Horror Story: Freak Show, which is the fourth season of the series. It premiered in 2014, not 2020, and features a storyline set in the 1950s about a freak show in Jupiter, Florida.
In 2020, the eleventh season of American Horror Story premiered, and it's called American Horror Story: NYC. The storyline revolves around a serial killer targeting gay men in 1980s New York City. American Whore Story -Digital Playground- 2020 ...
If you're looking for information on a specific season or episode of American Horror Story, I'd be happy to help. The season you're likely referring to is American