[CONCACAF CHAMPIONS LEAGUE: Week 1]Four Americans -- a record for a Mexican team in the Concacaf Champions League -- played for Tijuana in its 0-0 tie at Salvadoran club Luis Angel Firpo in the Xolos' CCL debut.
Edgar Castillo, Joe Corona and 18-year-old Paul Arriolaall started, while Greg Garza came off the bench late in the game.
Toluca, which Tijuana beat in the 2012 Torneo Apertura final in Mexico, opened its campaign with a 3-1 win over Caledonia AIA of Trinidad & Tobago.
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WEEK 1: Results
Tuesday, August 6
Toluca (MEX) 3 Caledonia AIA (TRI) 1
Luis Angel Firpo (SLV) 0 Tijuana (MEX) 0
WEEK 1: Schedule
Wednesday, August 7
Montreal Impact vs. San Jose Earthquakes
Sporting San Miguelito (PAN) vs. Club America (MEX)
Real Esteli (NCA) vs. Sporting Kansas City
Thursday, August 8
Valencia FC (HAI) vs. Herediano (CRC)
Isidro Metapan (SLV) vs. Cartagines (CRC)
Arabe Unido (PAN) vs. DIRECTV W Connection (TRI)