Fresh off his Cup Series win at Iowa, William Byron joins Kaitlyn Vincie for this week’s Victory Lap on Kevin Harvick’s Happy Hour. Byron breaks down the final laps, the fuel-saving strategy that made the difference, and how he was able to hold on for the win. They also reflect on Byron’s season so far, what this victory means for his team heading into the home stretch, and what to expect as the Cup Series heads to Watkins Glen.