DIVISION I SEMIFINALS
No. 4 Londonderry vs. No. 1 Pinkerton Academy

•When and where: Saturday (1 p.m.) at Pinkerton Academy in Derry.
•Team records: Pinkerton is 7-3 overall, 7-1 in Division I. Londonderry is 6-3 overall, 5-3 in Division I.
•Regular-season result: Pinkerton won, 31-12, in Londonderry.
•Noteworthy: This is one of the best rivalries in the state. ... Pinkerton is seeking its fourth consecutive Division I championship. Londonderry's last state title came in 1998, when it beat Concord, 33-7, in the Division I championship game. ... Wingback Eric Guinto rushed for 93 yards and two touchdowns on seven carries when the Astros beat the Lancers in the regular season, but Guinto won't play in this contest. He suffered a season-ending injury in a 24-21 loss to Manchester Central. ... Pinkerton had a 17-0 halftime lead in its first meeting with Londonderry and scored another TD on its first possession in the third quarter. Pinkerton fullback Chris George rushed for a career-high 111 yards on 12 carries in that victory. Anthony Terenzi scored twice for the Lancers, who turned the ball over four times. ... Pinkerton outscored its opponents 261-141 in its 10 regular-season games. Londonderry outscored its 10 opponents 259-193. ... Londonderry was 0-3 against the other teams in this year's playoff field. ... Pinkerton coach Brian O'Reilly enters this game with a 224-89-0 career coaching record.  ... The winner of this game will face either second-seeded Nashua South or third-seeded Manchester Central in the Division I championship game.

No. 3 Manchester Central vs. No. 2 Nashua South

•When and where: Friday (7 p.m.) at Nashua's Stellos Stadium.
•Team records: Nashua South is 7-3 overall, 7-1 in Division I. Manchester Central is 9-1 overall, 7-1 in Division I.
•Regular-season result: Nashua South won, 21-20, in Nashua.
•Noteworthy: This game was moved to Friday from Saturday to avoid a conflict with the Division II semifinal between Bishop Guertin and Keene. That game will also be played at Stellos Stadium. ... The Nashua/Central rivalry dates back to the days when former NFL quarterback Greg Landry was calling signals for Nashua. ... Central's focus will be on containing Nashua South running back David Zocco, who may be the best player in the state. Zocco rushed for 1,255 yards during the regular season. ... Nashua South quarterback Keith Farkas, a sophomore, completed 88 of 167 passes for 1,048 yards this season. ... Central's only loss this season came against Nashua South.  Zocco rushed for 234 yards on 30 carries and scored two touchdowns in that game. Nashua South scored what turned out to be the game-winning touchdown when Farkas hooked up with Nick Haskell for a 5-yard TD pass with 38 seconds to play. Michael Cavanaugh led the Central offense that night. Cavanaugh rushed for 190 yards on 28 carries, and scored on TD runs of 75 and 19 yards. ... Central led all Division I teams in points scored (281) and points allowed (101) this season.

Coming Friday: Division III and Division IV capsule previews.