[DATEBOOK] Four teams from MLS and the USL-1 will compete in the preliminary round of the new Concacaf Champions League. Eight teams will qualify for the group stage, where they will join eight seeds, including the MLS champion Houston Dynamo and D.C. United.

Preliminary Round
First Leg: Aug. 26-28
Second Leg: Sep. 2-4
Joe Public (Trin. & Tobago) vs. New England Revolution
Tauro FC (Panama) vs. Chivas USA
Alajuela (Costa Rica) vs. Puerto Rico Islanders
Toronto FC, Montreal Impact or Vancouver Whitecaps (Canada) vs. Nicaraguan champion
Municipal or Jalapa (Guatemala) vs. San Francisco FC (Panama)
Cruz Azul (Mexico) vs. Hankook Verdes (Belize)
Harbour View FC (Jamaica) vs. UNAM (Mexico)
Isidro Metapan (El Salvador) vs. Olimpia or Marathon (Honduras)

Eight seeds (group stage)
Houston Dynamo
D.C. United
Atlante (Mexico)
Santos (Mexico)
Saprissa (Costa Rica)
Luis Angel Firpo (El Salvador)
Municipal or Jalapa (Guatemala)
Olimpia or Marathon (Honduras)