Tucked into a corner of Da Vinci Innovation Academy’s campus in Hawthorne, California, is a CrossFit box overflowing with gumption and expertise. It’s outfitted with all the necessities. In front is an expansive blacktop covered in pastel chalk markings that tracked squats and bench presses from the past week. In case you were able to forget you were on a high school campus, you’re quickly reminded by the basketballs and soccer balls