It's been two weeks since we last checked in on the WNBA power rankings — my bad on missing last week! Or, well, one key thing has changed, as a seven-game winning streak has vaulted the Washington Mystics into contention for homecourt in the first round while also putting the team in a strong spot in this week's power rankings. The Washington Mystics are contendersWashington Mystics forward Kiki Iriafen | IMAGN IMAGES via Reuters ConnectSeven wins in a row for the Washington Mystics, and that's without the newly acquired Betnijah Laney-Hamilton suiting up for the team yet. The top three teams in the power rankings are the top three teams in points allowed per game. New York appears to be backNew York Liberty guard Rebecca Allen | IMAGN IMAGES via Reuters ConnectFor a bit there, it looked like the New York Liberty might fall out of the playoffs.