The Mater Dei Knights advanced to the quarterfinals of the IHSA football playoffs with a 47-14 upset win over the No. 3-seeded Herrin Tigers.
Mater Dei trailed 7-0 and 14-6 in the first quarter before outscoring Herrin 41-0 the rest of the way.
The 11-seeded Knights will play the 7-seeded Canton Little Giants in the quarterfinals on Nov. 12. A time for the matchup has not yet been announced. Canton defeated the 2-seeded Columbia Eagles 27-21.
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