UPDATE (6/9/2017 11:30 a.m.): The Associated Press reports that the 2020 Tokyo Olympics will include 3-on-3 basketball. The International Olympic Committee’s decision and its accompanying reasoning—that “the best urban team sport is 3-on-3 street basketball”—closely track the January 2015 story in the about a decision to add 3-on-3 basketball to the 2016 Games, a story that was published as a parody and which Deadspin mistakenly picked up as news. By the Associated Press’ account, not only is the Betoota Advocate’s joke coming true four years later, but the underlying fictional premise was nearly correct at the time: According to current AP reporting, a genuine Olympic 3-on-3 basketball event had in fact “ seemed set for the 2016 Olympics,” only to be dropped “when…