Jewell Loyd led the Storm with 21 points, while Jenna O’Hea added 13 points and Crystal Langhorne scored 12.
ROSEMONT, Ill. — Allie Quigley scored 17 points, Elena Delle Donne reached 1,500 career points, and the Chicago Sky beat the Seattle Storm 93-65 on Sunday night.
The Sky (20-12) moved a step closer to securing home-court advantage in the first round of the playoffs and eliminated the Storm (9-22) from playoff contention.
Rookie guard Jewell Loyd, making her first trip to her hometown of Chicago since being drafted, led the Storm with 21 points.
The Sky’s Jamierra Faulkner added 14 points and Delle Donne scored 13. Her 1,500th point came on the second of a pair of free throws that made it 47-27 with 2:55 left in the first half.
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Courtney Vandersloot scored six of her 10 points as Chicago opened the game with a 16-0 run. Seattle cut the deficit to six early in the second quarter, but the Sky pulled away again and was never threatened from there.
Jenna O’Hea scored 13 points for the Storm and Crystal Langhorne scored 12.
Seattle got off to a slow start, missing its first five shots and committing four turnovers; the Sky started 8 for 10 from the field.
After being down by 22 in the second quarter, the Storm began chipping away at the lead — two quick buckets from Alysha Clark and a layup from Loyd cut the lead to nine points but Seattle couldn’t close the gap.
Chicago scored 29 points on Seattle’s 21 turnovers and shot 52.8 percent from the field.
Langhorne struggled from the field but still contributed 12 points and made a season-high six free throws.
Loyd dominated the second quarter and scored nine of her 13 first-half points in the period on 3-for-4 shooting from the field.
She has scored in double figures in nine of her last 12 games. She finished the game by tying her career-high in points with 21 and rebounds with seven.
The Storm will wrap up its 2015 road schedule on Tuesday against the Minnesota Lynx at 5 p.m.