One of the nation's oldest and most storied high school football games — featuring a blend of forest greens, arctic whites, royal blues and ruby reds — took a poignant shade of purple Friday when the teams collided at Kezar Stadium. 

The Purple Heart of Jerry Mahoney was presented to Sacred Heart Cathedral officials hours before Friday's Bruce-Mahoney game with arch-rival St. Ignatius and will officially be enshrined Tuesday during a Mass on the San Francisco campus on Veterans Day.

To read the full story, visit Sports Illustrated's high school sports website, SI.com. 

Go IRISH!