Breanna Stewart poured in 25 points and the Seattle Storm rode an early wave of offense to an 89-71 victory against the Chicago Sky on Monday night at IMG Academy in Bradenton, Fla.

The Storm benefitted from an efficient transition game, feasting off Chicago turnovers to build a big lead.

Sami Whitcomb's 17 points and Ezi Magbegor's 13 points led Seattle's charge off the bench, shooting a combined 12-for-17 from the field. Starters Alysha Clark and Jewell Loyd and Alysha Clark each added 12 and 10 points, respectively.

The Sky came undone in part by committing 21 turnovers.

Allie Quigley scored 13 points and Cheyenne Parker had 12 to paced Chicago. Kahleah Copper and Ruthy Hebard both had 11 points, and Azura Stevens added 10.

The Storm connected on 9 of 17 attempts from 3-point range.

Stewart shot 10-for-17 from the field, draining two 3-pointers, as part of the team's 51.4 percent shooting from the floor.

Stewart also had seven assists, five rebounds and four steals in what was a dominant all-around performance.

The Sky used a 13-1 third-quarter run to reduce a 21-point hole, eventually closing within 59-51 before fading late in the quarter. A 3-point basket from Stewart began a stretch of regaining momentum for the Storm, which outscored Chicago by 12-5 to conclude the third quarter.

Seattle pushed the advantage back to 19 points by early in the fourth quarter.

Seattle, which is the WNBA's only team without multiple losses this season, led 46-28 at halftime, pinning the Sky with its largest deficit of the season to that point and its fewest halftime point total. Stewart scored 14 first-half points to go with a season-high six assists.

The Storm broke out to a 33-18 lead after the first quarter, aided by Chicago's seven turnovers. That marked Seattle's most productive quarter of the season.

Seattle ended up with a 32-21 edge in bench scoring.

--Field Level Media