SEATTLE SOUNDERS FCAT MONTERREY5 p.m. Wednesday, Estadio Tecnologico, Monterrey, MexicoTV: FSC.ABOUT THIS COMPETITION: CONCACAF Champions League is a tournament involving top clubs from North America, Central America and the Caribbean. Seattle qualified by winning the 2009 U.S. Open Cup. Group play consists of six games, each team in the group playing the other three home and away. The top two finishers in each group will advance to the knockout rounds. Through three games, Monterrey leads at 3-0, Saprissa is second (2-1), Marathon third (1-1), and Seattle is 0-3. Saprissa visits Marathón at 7 p.m. Wednesday.ABOUT MONTERREY: The club was founded in 1945. Its full name is Club de Futbol Monterrey, and they are nicknamed the Rayados. They qualified by winning the Mexican Apertura. The club has won three Mexican league championships, the 1991 Copa Mexico and the 1993 CONCACAF Cup Winners Cup. This is its first Champions League appearance. The club manager is Victor Manuel Vucetich. NOTES: Anything but a win today would eliminate Seattle from advancing to the knockout rounds. … Monterrey won the previous meeting 2-0 at Qwest Field. At home, Monterrey has beaten Saprissa and Marathon by a combined, 3-0. Overall, Monterrey leads the group with a plus-five goal differential. … Seattle hasn't scored a goal over its last 253 minutes of CCL play. ... Monterrey is 3-0-1 in four home matches in Mexico's Primera División, while Seattle is 10-9-6 in Major League Soccer. … Seattle will be without Leo Gonzalez and Roger Levesque due to red- and yellow-card suspension. James Riley (ankle) is expected to sit out. ... Estadio Tecnologico seats 32,000 and is the second-oldest major stadium in Mexico, behind after Estadio Azul. … This game begins a 4,980-mile road trip that continues on to Chicago and back to Sea-Tac. Overall, the Sounders are scheduled to travel almost 18,000 air miles in September.NEXT: The Sounders return to MLS play at 5 p.m. Saturday at Chicago. They resume Champions League play Sept. 29 when Marathon of Honduras visits Qwest Field.