New York scored the opening 11 points and led 57-42 at halftime. Stewart became the first player in WNBA history with 25 points, 5 rebounds and 5 assists in a half, according to ESPN Stat & Information. Stewart was 7-of-10 from the field in the first half and 9-of-10 at the free throw line to go along with seven rebounds and five assists.
Atlanta began the second half on a 10-2 run, capped by Allisha Gray's 3-pointer, to pull to 59-52. New York scored only 16 points in the third quarter as its lead was trimmed to 73-66.
But the Liberty went ahead by double figures for good after scoring nine straight points to begin the fourth. Sabrina Ionescu made it 92-78 after her fourth 3-pointer with 2:58 remaining.
Stewart, who reached 30 points for the fourth time this season, had 12 rebounds and five assists for New York (18-5). Ionescu finished with 12 points and nine assists. Betnijah Laney scored 12 of her 14 points in the fourth quarter.