■When, where: Saturday, 7:30 p.m., RFK Stadium, Washington.
■TV, radio: CSN (joined in progress), WBZ-FM (98.5).
■Records: D.C. United, 7-4-3; Revolution, 4-6-1.
■Formations: D.C. United, 4-3-1-2; Revolution, 4-4-2.
■Goalkeepers: D.C. United, Joe Willis; Revolution, Matt Reis.
■Coaches: D.C. United, Ben Olsen; Revolution, Jay Heaps.
■Referee: Kevin Stott.
■Keys to game: D.C. United - Whether forward Chris Pontius is healthy enough to play. Revolution - Defending set pieces.
■Injuries: D.C. United - Out: MF Lance Rozeboom (knee), D Robbie Russell (hamstring), MF Danny Cruz (hamstring). Questionable: Pontius (gluteus), MF Nick DeLeon (hamstring), Willis (eye contusion). Probable: D Emiliano Dudar (hamstring), F Maicon Santos (calf), MF Marcelo Saragosa (calf). Revolution - Out: F Zak Boggs (ankle), D Flo Lechner (foot), MF Sainey Nyassi (hamstring), MF Clyde Simms (ankle), F Jeremiah White (concussion). Probable: MF Lee Nguyen (shoulder).