Columbus and Dallas each score six goals in their respective wins. … Carlos Valderrama sees red in the 12th minute of Tampa BayÆs 6-1 loss to the Crew and Dante Washington gets a hat trick. … Raul Diaz Arce scores twice in his Colorado debut but the RapidsÆ fall 6-3 to the Burn. … 16-year-old Santino Quaranta scores twice D.C. UnitedÆs 3-0 win over Kansas City. … Diego Serna scores two for Miami, including the late equalizer of a 3-3 draw with Los Angeles. … And the Earthquakes and MetroStars go scoreless. KANSAS CITY 0 D.C. UNITED 3 Scoring summary: DC — Conteh (Albright, Namoff) 53 DC — Quaranta (Namoff, Ziadie) 55 DC — Quaranta (Simpson) 63 KANSAS CITY –Bo Oshoniyi, Tahj Jakins, Peter Vermes, Brandon Prideaux (Michael Green, 71), Mark Santel (Brian Johnson 57), Kerry Zavagnin, Matt McKeon, Mike Burns, Chris Brown, Mo Johnston (Andrew Gregor 57), Roy Lassiter. CAUTIONS: none; EJECTIONS: none. D.C. UNITED — Mark Simpson, Craig Ziadie (Micah Cooks 88), A.J. Wood, Mark Watson, Bryan Namoff, Santino Quaranta, Mark Lisi, Marco Etcheverry, Stephen Armstrong (Eric Denton, 87), Jaime Moreno (Chris Albright, 14), Abdul Thompson Conteh. CAUTIONS: Watson 21, Wood 46; EJECTIONS: none. Referee: Richard Heron; Referee’s Assistants: Jon Wilson, Bill Dittmar. Attendance: 11,083; Weather: Clear, Sunny, 90. METROSTARS 0, SAN JOSE 0 METROSTARS — Tim Howard, Orlando Perez, Steve Jolley, Mark Semioli (Daniel Hernandez 88), Mike Petke, Mark Chung (Cordt Weinstein 76), Richie Williams, Pedro Alvarez, Tab Ramos, Adolfo Valencia (Alex Comas 76), Rodrigo Faria. CAUTIONS: Williams 36, Petke 92; EJECTIONS: none. SAN JOSE — Joe Cannon, Wade Barrett, Troy Dayak, Jim Conrad, Zak Ibsen, Manuel Lagos, Richard Mulrooney, Ronnie Ekelund, Ian Russell, Dwayne DeRosario, Ronald Cerritos (Junior Agogo, 78). CAUTIONS: Mulrooney 22; EJECTIONS: none. Referee: Noel Kenny; Referee’s Assistants: Nathan Clement, Richard Eddy. Attendance: 23,561; Weather: Cloudy, 81. COLUMBUS 6, TAMPA BAY 1 Scoring Summary: CLB — Washington (Perez, Cunningham) 29 CLB — Duhaney (Washington, Maisonneuve) 39 TB — Quill (Diallo, Garlick) 55 LB — Cunningham (Washington, Duhaney) 68 CLB — Washington (Cunningham, Maisonneuve) 73 CLB — Cunningham (Perez, Lapper) 76 CLB — Washington (Longo) 85 COLUMBUS — Tom Presthus, Mike Lapper, Mike Clark (Kevin Adams, 86), Tenywa Bonseu, Mike Duhaney, John Harkes (Mario Longo, 81), Brian West, John Wilmar Perez, Brian Maisonneuve (Duncan Oughton, 77), Jeff Cunningham, Dante Washington. CAUTIONS: Harkes 12; EJECTIONS: none. TAMPA BAY — Scott Garlick, Scott Cannon, Steve Trittschuh, Craig Demmin, Ritchie Kotschau, Josh Keller, Steve Ralston, Eric Quill, Carlos Valderrama, Mamadou Diallo, Ali Curtis (Jair 46). CAUTIONS: Demmin 48+; EJECTIONS: Valderrama 12. Referee: Ricardo Salazar; Referee’s Assistants: Richard Huber, Todd Perry. Attendance: 19,128; Weather: Sunny, Clear. MIAMI 3 LOS ANGELES 3 Scoring Summary: MIA–Serna (Bishop, Pineda Chacon) 10 LA –Lalas (Victorine) 28 LA –own goal (Bishop) 35 LA –Cienfuegos (Jones, Victorine) 45 MIA–Rooney (Henderson, Serna) 53 MIA–Serna (Rooney, Bishop) 80 MIAMI — Nick Rimando, Leo Cullen, Pablo Mastroeni, Ivan McKinley (Greg Simmonds, 80), Lazo Alavanja (Jeff Bilyk 66), Ian Bishop, Jim Rooney, Chris Henderson, Alex Pineda Chacon (Jay Heaps 59), Preki, Diego Serna. CAUTIONS: Preki 16, Serna 34, McKinley 62; EJECTIONS: none. LOS ANGELES — Matt Reis, Alexi Lalas (Craig Waibel, 84), Greg Vanney, Ezra Hendrickson, Paul Caligiuri, Danny Pena (Adam Frye 75), Peter Vagenas, Mauricio Cienfuegos, Cobi Jones (Brian Ching 46), Marvin Quijano, Sasha Victorine. CAUTIONS: Pena 37; EJECTIONS: none. Referee: Alex Prus; Referee’s Assistants: Steve Taylor, Brian Poeschel. Attendance: 11,846; Weather: Partly Cloudy, Humid 85. COLORADO 3 DALLAS 6 Scoring Summary: DAL–own goal (Vermillion) 6 COL–Balboa (Moore) 25 COL–Diaz Arce (Spencer, Baba) 28 DAL–Suarez (Vaca) 29 DAL–Vaca (Farrer, Pareja) 35 COL–Diaz Arce (Paule) 36 DAL–own goal (Key) 56 DAL–Broome (Pareja) 83 DAL–Korol (unassisted) 90 COLORADO — Adin Brown, Marcelo Balboa, Chris Martinez, Lance Key, Scott Vermillion, Imad Baba (Paul Bravo, 57), Steven Herdsman (Ross Paule, 31), Jason Moore, Raul Diaz Arce, John Spencer, Chris Carrieri (Seth Trembly, 46). CAUTIONS: Key 73, Spencer 81; EJECTIONS: none. DALLAS — Matt Jordan, Ryan Suarez, Richard Farrer (Aleksey Korol, 86), Eric Dade, Jorge Rodriguez, Oscar Pareja, Chad Deering, Joselito Vaca (Ted Eck, 73), Jason Kreis, Ariel Graziani, Bobby Rhine (Paul Broome, 81) CAUTIONS: Pareja 68; EJECTIONS: none. Referee: Tim Weyland; Referee’s Assistants: David Bragg, Cory Dean. Attendance: 12,652; Weather: Sunny