Spurs' Gregg Popovich makes bold 'challenging' proclamation about Victor Wembanyama, but there's a catch

San Antonio Spurs coach Gregg Popovich has won five NBA championships. Throughout the season, Popovich often talked about the team's inexperience. In looking back at the end of the year, the longest tenured coach in the NBA looked at his club through that lens. After a trade deadline deal that sent Doug McDermott to the Indiana Pacers, the Spurs didn't have a single player on their roster who was even 30 years old.