Spurs to debut three-guard lineup against Suns

• The Spurs will unveil a three-guard starting lineup featuring De'Aaron Fox, Stephon Castle, and Dylan Harper.
• This lineup will make its debut in a game against the Suns.
• De'Aaron Fox will make his preseason debut in this game.
• Jared Weiss reported that Fox will start alongside Dylan Harper and Stephon Castle.
• The game is scheduled for Wednesday night.