Mabrey gave Chicago a 21-point lead with 6:59 remaining in the third quarter. The Sparks battled back, closing on a 20-8 run to get within 67-58 entering the fourth. The Sky committed 10 fouls in the third quarter, turned it over six times and allowed 27 points.
The Sparks were within 78-69 with 2:16 left after Rickea Jackson completed a three-point play, but rookie Angel Reese made a shot in the lane on back-to-back possessions to extend Chicago’s lead to 82-69.
The Sparks were slowed by 18 turnovers.
Dana Evans had four of the Sky’s 13 steals and added 15 points. Chennedy Carter scored 14 points for Chicago (3-3). Reese picked up her fifth foul with 8:22 left in the fourth and finished with six points and six rebounds in 25 minutes.
Dearica Hamby had 24 points and 13 rebounds, and Kia Nurse added 17 points for the Sparks (2-5). Jackson finished with 10 points and rookie Cameron Brink had seven points and six rebounds in 22 minutes.
Evans scored 11 points in the first half and Carter added 10 to help Chicago build a 49-31 lead. The Sky shot 51% from the field in the first half and led by as many as 20 points.