Chicago Fire defeat Houston Dynamo
Alex scored in second-half stoppage time to seal the win as the Fire (13-8-5) moved two points ahead of the Dynamo for third place in the Eastern Conference.
Brian Ching scored in the 90th minute for Houston (11-7-9).
Nyarko picked off a pass intended for Dynamo defender Jermaine Taylor, ran 40 yards, and beat goalkeeper Tally Hall 50 seconds into the match. Paladini made it 2-0 when his right ankle deflected Sherjill MacDonald's pass behind Hall from seven yards out 18 minutes later.