CONCACAF Champions League – Semi-finals (First Leg)

28 March 2012
Toronto FC – Santos Laguna
Referee: Ricardo Salazar (USA, photo)
Assistant Referee 1: Kermit Quisenberry (USA)
Assistant Referee 2: Adam Wienckowski (USA)
Fourth Official: Terry Vaughn (USA)

Monterrey – Pumas

Referee: Jose Penaloza (MEX)
Assistant Referee 1: Victor Calderon (MEX)
Assistant Referee 2: Miguel Vizcaya (MEX)
Fourth Official: Fabricio Morales (MEX)