Flash Move into First Place Tie
Adriana scored her 13th goal of the year on a free kick at the top of the box late in the first half.
Katy Frierson chipped the keeper in the second half for a 2-0 lead.
They held off a barrage of attacks from the Red Stars to move into a share of first place with Boston.
The Flash and Breakers play the regular season finale at Sahlen's Stadium a week from Sunday.