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Andre-Pierre Gignac of Mexico's Tigres, left, is followed by Peter Kingston, center, and Hassani Dotson of the United States' Seattle Sounders during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Mexico's Tigres players celebrate after Jackson Ragen of the United States' Seattle Sounders scoring an own goal during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Jesus Angulo of Mexico's Tigres, left, and Paul Arriola of the United States' Seattle Sounders vie for the ball during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Ozziel Herrera of Mexico's Tigres goes for the ball during a CONCACAF Champions Cup quarterfinal first leg soccer match against the United States' Seattle Sounders in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Ozziel Herrera of Mexico's Tigres celebrates scoring his side's opening goal against the United States' Seattle Sounders during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Nouhou Tolo of the United States' Seattle Sounders, left, is followed by Rodrigo Aguirre of Mexico's Tigres during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Snyder Brunell of the United States' Seattle Sounders, right, challenges Ozziel Herrera of Mexico's Tigres during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Jesus Angulo of Mexico's Tigres, right, challenges Jordan Morris of the United States' Seattle Sounders during a CONCACAF Champions Cup quarterfinal first leg soccer match in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
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Mexico's Tigres players huddle prior to a CONCACAF Champions Cup quarterfinal first leg soccer match against the United States' Seattle Sounders in Monterrey, Mexico. | Photo: AP/Jorge Mendoza
