Overview
- Matt Wallace leads the CJ Cup Byron Nelson with an 8-under 63, one shot ahead of a tight field.
- Defending champion Jason Day trails by three strokes after a challenging first round.
- Wallace, inspired by top players at the Masters, emphasizes focus over outcome in his play.
- Rain delays and preferred lies marked the first round, with more rain expected over the weekend.
- Young players like Taiga Semikawa and Kris Kim make notable debuts, showing promise early in the tournament.