Saturday, 7:30 p.m. Mapfre Stadium, Columbus, Ohio.
Records: Union, 0-1; Columbus, 0-1.
Coaches: Jim Curtin, 3rd season, 17-23-13; Columbus, Greg Berhalter, 3rd season, 29-22-18.
TV: The Live Well Network.
Opening week: The Union suffered a 2-0 setback on Sunday at FC Dallas. Columbus lost, 2-1, at Portland on Sunday in a rematch of last year's MLS Cup, also won by the Timbers by the same score.
About the Union: This week, Curtin announced that midfielder Maurice Edu would be out at least three months with a fracture in his left leg.