AMES, Iowa — Elijah Johnson was smiling. What else could he do? He had just pulled down a rebound, and kicked out a pass to Naadir Tharpe. But wait, the shot clock said just three seconds. And on a crazy, wild, insane night at Hilton Coliseum, Johnson went calling for the ball, hoisting a fade-away three-pointer from close to 25 feet from the basket.