Chicago went ahead in the tenth minute, forcing Miami to increase their pressure. Goalkeeper Chris Brady made several saves, including from Messi, to preserve the home side's lead until halftime.
Early in the second half, Casemiro found space and headed beyond Brady to equalize. Messi did not score but supplied the decisive delivery from the set piece.
At the time of the report, the point left Miami behind Nashville in the Eastern Conference race. Nashville are Miami's next opponents, adding significance to the meeting after the draw in Chicago.