Editor’s note: This segment was rebroadcast on Sept. 30, 2025. Click here for that audio. In the early 2000s, thousands of U.S. schools had their students race the clock to stack cups in gym class.

MIAMI -- It's a sport that takes the physical out of physical education, a sport that favors students comfortable with joysticks instead of being jocks. It's called "cup stacking" -- and it pretty ...