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Baseball: Mamaroneck edges RC Ketcham 10-9 in walk-off thriller

Mamaroneck defeated RC Ketcham 10-9 on a walk-off wild pitch in the bottom of the 7th inning during baseball action at Mamaroneck High School April 22, 2025.

Section 1 released its 2025 playoff tournament seedings and brackets on Thursday night with only slight surprises.

Ketcham (Class AAA), Yorktown (Class AA), Panas (Class A), Putnam Valley (Class B) and Tuckahoe (Class C) received No. 1 seeds.

Defending Section 1 champ Ketcham, which fell by just a run in last year’s AAA state final to Fairport after winning a state title in 2023, might be viewed as a minor surprise first seed. It went 15-3 and split its two games with No. 2 John Jay-East Fishkill (17-2), while losing by a run to No 3 Mamaroneck (14-4).

But Ketcham edged John Jay-EF for the top spot by gaining more bonus points for playing tough teams.

Playoffs will launch Saturday with Class A and AA outbracket games.

The tournament will be single-elimination until the semifinals. At that point, it turns into double elimination but not in a traditional 2-out-of-3 format

Instead, in each class except C, which has only two teams, so will only play finals, the two losers from the initial semifinal games will play each other. The loser of that game will be done for the season.

The winners of the first two semifinal games will also play each other.

The winner of that game will automatically advance to the championship game, where it will need to win only one game to become section class champion.

The two teams that are 1-1 will then battle to see which makes the section final.

But since the winner will have one loss, it will need to win two games against the team that emerged from the semis with a 2-0 record.

Through the semifinals of each class, games will be held at the higher seed.

All finals will be held at Purchase College with the possible exception of in Class C, where games one and two will be there but it’s still to be determined whether, if there needs to be a game 3, it will be played there or at John Jay-Cross River High.

The ultimate goal, of course, for every team in the tournament is a state title.

But the road to get to the June 13-14, single-elimination state semifinals and championships in Binghamton is long and includes state regional play.

Below is the class-by-class schedule.

Note: Class AAA quarterfinal information has been updated.

Class AAA

First round

Monday, May 19

No. 11 Ossining at No. 6 White Plains

No. 10 Port Chester at No. 7 Arlington

No. 9 Suffern at No. 8 New Rochelle

Quarterfinals

Wednesday, May 21

New Rochelle-Suffern winner at No. 1 Ketcham

Arlington-Port Chester winner at No. 2 John Jay-East Fishkill

White Plains-Ossining winner at No. 3 Mamaroneck

No. 5 Scarsdale at No. 4 North Rockland

Semifinals

Game 1: Saturday, May 24

Game 2: Tuesday, May 27

Game 3: Wednesday, May 28

Finals

At Purchase College

Game 1: Saturday, May 31

Game 2 If necessary): Sunday, June 1

Class AA

Outbracket

Saturday, May 17

No. 17 Saunders at No. 16 Poughkeepsie

First round

Monday, May 19

Poughkeepsie-Saunders winner at No. 1 Yorktown

No. 15 Lincoln at No. 2 Fox Lane

No. 14 Yonkers at No. 3 Clarkstown South

No. 13 Roosevelt at No. 4 Mahopac

No. 12 Carmel at No. 5 Somers

No. 11 Horace Greeley at No. 6 John Jay-Cross River

No. 10 Brewster at No. 7 Harrison

No, 9 Clarkstown North at No. 8 Tappan Zee

Quarterfinals

Wednesday, May 21

at higher seed

Semifinals

Game 1: Saturday, May 24

Game 2: Tuesday, May 27

Game 3: Wednesday, May 28

Finals

At Purchase College

Game 1: Saturday, May 31

Game 2 (if necessary): Sunday, June 1

Class A

Outbracket

Saturday, May 17

No. 18 Sleepy Hollow at No. 15 Hen Hud

No. 17 Edgemont at No. 16 Ardsley

First round

Monday, May 19

Ardsley-Edgemont winner at No. 1 Panas

Hen Hud-Sleepy Hollow winner at No. 2 Rye

No. 14 Lakeland at No. 3 Nanuet

No. 13 Eastchester at No. 4 Pelham

No. 12 Nyack at No; 5 Croton

No. 11 Bronxville at No. 6 Westlake

No. 10 Pearl River at No. 7 Pleasantville

No. 9 Byram Hills at No. 8 Albertus Magnus

Quarterfinals

Wednesday, May 21

at higher seed

Semifinals

Game 1: Saturday, May 24

Game 2: Tuesday, May 27

Game 3: Wednesday, May 28

Finals

At Purchase College

Game 1: Saturday, May 31

Game 2 (if necessary): Sunday, June 1

Class B

First round

Monday, May 19

No. 9 YMA at No. 8 Alexander Hamilton

Quarterfinals

Wednesday, May 21

Hamilton-YMA winner at No. 1 Putnam Valley

No. 7 Dobbs Ferry at No. 2 Briarcliff

No. 6 Blind Brook at No. 3 Hastings

No. 5 Pawling at No. 4 Valhalla

Semifinals (Best of 3)

Game 1: Saturday, May 24

Game 2: Tuesday, May 27

Game 3: Wednesday, May 28

Finals

At Purchase College

Game 1: Saturday, May 31

Game 2 (if necessary): Sunday, June 1

Class C

Finals

No. 1 Tuckahoe vs. No. 2 Haldane

Tuesday, May 27

Game 1: Purchase College

Thursday, May 29

Game 2: Purchase College

Sunday, June 1

Game 3 (if necessary): TBD Purchase College or John Jay-Cross River

Nancy Haggerty covers cross-country, track & field, field hockey, baseball, skiing, ice hockey, basketball, girls lacrosse and other sporting events for The Journal News/lohud. Follow her on Twitter at @HaggertyNancy.

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