download the appSign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. Read previewLuca Guadagnino's "Challengers" isn't based on any real tennis players, but an infamous moment from the US Open unintentionally planted the seed for the film's juicy premise. The drama stars Zendaya as Tashi Duncan, a tennis prodigy turned coach whose competitive career ends after an on-court knee injury. This story is available exclusively to Business Insider subscribers. As the incident unfolded during the second set, with the tournament referee and a WTA supervisor stepping in to assess the situation, Osaka, who grew up idolizing Williams, kept her composure.

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Persons: —, Luca Guadagnino's, isn't, Zendaya, Tashi Duncan, Art Donaldson, Mike Faist, Patrick Zweig, Josh O'Connor, Tashi, Patrick, Niko Tavernise, Justin Kuritzkes, Naomi Osaka, Serena Williams, Carlos Ramos, Williams, idolizing Williams, Kuritzkes, Chris Trotman Organizations: Service, Business, Goldwyn, Mayer, Business Insider, WTA Locations: Osaka