Wednesday, May 10 (7:30 p.m.) D.C. United at Miami Fusion Season series: First meeting. All-time regular season series: United leads 6-2 (D.C. leads 20-13 in aggregate goals) Key players out: United — D Eddie Pope (knee surgery); Miami — G Jeff Cassar (groin strain), F Eric Wynalda (Achilles tendon). Referee: Alex Prus (2 Games, 7 Cautions, 0 Sendoffs this season). Saturday, May 13 (4:30 p.m.) San Jose Earthquakes at Chicago Fire (Telemundo) Season series: First meeting; All-time regular season series: Series tied 4-4 (The Fire lead 14-12 in aggregate goals) Key players out: San Jose — M Wade Barrett (athletic hernia), F Ian Russell (left hamstring strain); Chicago — F Hristo Stoitchkov (groin strain). Referee: Paul Tamberino (6 Games, 12 Cautions, 1 Sendoff this season). Saturday, May 13 (7:00 p.m.) Columbus Crew at Tampa Bay Mutiny (Sport TV!) Season series: Tampa Bay leads 1-0 (The Mutiny hold a 5-1 edge in aggregate goals); All-time regular season series: Tampa Bay leads 10-7 (Mutiny leads 31-24 in aggregate goals). Key players out: Columbus: M Brian Maisonneuve (reconstructive ankle surgery); Tampa Bay: F Alan Prampin (chronic pelvic pain-IR). Referee: Kevin Terry (0 games in the middle this season). Saturday, May 13 (8:00 p.m.) New England Revolution at D.C. United (ESPN2 Season series: New England leads 1-0 (The Revs lead 2-1 in aggregate goals); All-time regular season series: United leads 11-6 (D.C. leads 27-22 in aggregate goals). Key players out: New England: F Fabio Zuniga (MCL sprain-IR); United: D Eddie Pope (knee surgery), M Ben Olsen (groin strain). Referee: Tae Young Kim (South Korea) (2 Games, 3 Cautions, 1 Sendoff). Saturday, May 13 (8:30 p.m.) MetroStars at Kansas City Wizards (MSG). Season series: Kansas City leads 1-0 (Wizards lead 2-1 on aggregate goals); All-time regular season series: Kansas City leads 7-4 (Wizards lead 21-13 in aggregate goals). Key players out: MetroStars: D Mark Semioli (calf strain-IR); Kansas City: None. Referee: Ricardo Valenzuela (2 Games, 9 Cautions, 0 Sendoffs). Saturday, May 13 (8:30 p.m.) Los Angeles Galaxy at Dallas Burn (KCAL, FOX Sports Southwest) Season series: Los Angeles leads 1-0 (The Galaxy lead 2-1 in aggregate goals); All-time regular season series: Los Angeles leads 11-6 (The Galaxy leads 39-24 in aggregate goals). Key players out: Los Angeles: None; Dallas: F Ariel Graziani (red-card suspension), M Chad Deering (card points suspension). Referee: Gerry Corrie (3 Games, 12 Cautions, 0 Sendoffs). Saturday, May 13 (9:00 p.m.) Miami Fusion at Colorado Rapids Season series: First Meeting. All-time regular season series: Series tied 2-2 (Rapids lead 9-6 in aggregate goals). Key players out: Colorado: M Ross Paule (knee strain-IR), M Anders Limpar (hamstring strain-IR), D Lance Key (groin strain); Miami: M Andy Williams (Jamaican National Team), G Jeff Cassar (groin strain), F Eric Wynalda (achilles tendon). Referee: Sandra Hunt (1 Game, 5 Cautions, 1 Sendoff).