Mustangs advanced with first-round win over the Trojans 66-57

Fairfield's Riley Perkins (10) attempts to pass under pressure from Mount Vernon's AJ McDermott (12) and Stratton Ellyson (20) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Cole Thurn (4) and Fairfield's Ethan Bisgard (3) struggle for a loose ball during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Kellen Haverback (11) takes a shot under pressure from Fairfield's Voss Richardson (5) and Ethan Bisgard (3) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Stratton Ellyson (20) pulls in a rebound under pressure from Fairfield's Luke Konczal (11) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Eli Zillman (4) dunks the ball during a boys’ Class 3A first round substate basketball game against Mount Vernon at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Josef Briesemeister (32) is surrounded by Fairfield's Ethan Bisgard (3), left, and Luke Konczal (11) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Luke Rushford (3) drives to the basket with Luke Konczal (11) and Fairfield's Riley Perkins (10) in pursuit during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Luke Konczal (11) pulls in a rebound under pressure from Mount Vernon's Josef Briesemeister (32) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Riley Perkins (10) takes a shot under pressure from Mount Vernon's Josef Briesemeister (32) and Maddox Thede (22) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Eli Zillman (4) drives to the basket between Mount Vernon's Kellen Haverback (11) and AJ McDermott (12) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Eli Zillman (4) tries to steal the ball from Mount Vernon's Cole Thurn (4) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Eli Zillman (4) makes a lay up during a boys’ Class 3A first round substate basketball game against Mount Vernon at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Riley Perkins (10) strips the ball from Mount Vernon's AJ McDermott (12) as he heads to the basket during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Luke Rushford (3) attempts a shot under pressure from Fairfield's Luke Konczal (11) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Luke Rushford (3) drives toward the basket between Fairfield's Luke Konczal (11) and Riley Perkins (10) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's head coach Nate Perkins speaks to his players between quarters of a boys’ Class 3A first round substate basketball game against Mount Vernon at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Luke Konczal (11) tries to block a shot by Mount Vernon's Cole Thurn (4) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Fairfield's Drew Myers (2) grabs a loose ball between Mount Vernon's Josef Briesemeister (32), left, and Ellyson (20) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's Kellen Haverback (11) takes a shot on the basket under pressure from Fairfield's Eli Zillman (4) and Drew Myers (2) during a boys’ Class 3A first round substate basketball game at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

Mount Vernon's head coach Derek Roberts claps during a boys’ Class 3A first round substate basketball game against Fairfield at Mount Vernon High School on Monday, February 24, 2025. (Cliff Jette/Freelance)

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