“My biggest regret in racing is not enjoying it.” 7-time NASCAR Cup Series race winner Jamie McMurray made this confession a few weeks ago. In a career spanning almost two decades, McMurray had many achievements. From winning just his second NASCAR race at Lowe’s Motor Speedway in 2002 to winning the Daytona 500 in 2010, McMurray had a lot under his belt. But in his post-racing career as a broadcaster, however, he regretted not having fun – and William Byron agrees.

The 2025 NASCAR Cup Series postseason starts at Darlington Raceway this weekend. William Byron is fresh off a glamorous win of the regular season championship, having fended off his Hendrick Motorsports teammates. But even as he aims for the more glitzy goal of the Cup championship, Byron reflects on the invisible challenges

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