The WNBA Undefeated Power System Play is on Las Vegas at 10:00 eastern. The Aces are in a system that pertains to home favorites off a home favored loss and spread loss if they were off a previous loss and their opponent is off a home win. These home teams win by an average 17 points per game. Las Vegas should roll here as they have covered 17 of 22 on Saturdays. The LA. Sparks have failed to cover 4 of 5 and 4 of the last 5 here. Lay it it with LAS VEGAS