Derrick White didn’t see it coming. It was just hours before the NBA’s trade deadline, a notoriously nerve-racking day. A friend asked White whether he thought he’d get traded, but White shook off the thought. Besides, he was starting to find his groove, averaging career numbers as the San Antonio Spurs’ starting shooting guard. He was sitting in his hotel room, as he and his teammates were beginning a long road trip. Spurs coach Gregg Popovich called White to meet. Something shifted in White. He didn’t have the best feeling. He knew something was up. “Pop’s coming to my room,” he called and told his wife, Hannah. “I don’t know what this means.”