Kara Lawson scored 21 points and Sacramento clinched a playoff spot on Tuesday with a tight 81-79 win over Connecticut.
Sacramento (17-11) led by seven with just over 2:00 to play, and held off a Conneticut charge that was sparked by a technical foul and the ejection of a player's husband from the stands.
Conneticut's Katie Douglas saw her husband escorted from the arena for comments he directed at the referees.
Lindsay Whalen and Jones had 17 each for Conneticut (16-13), who had won 10-of-11 coming into this game.
Mercury 96, Sparks 93
In Los Angeles, Penny Taylor scored 23 points and made two free throws with 11 seconds to play to give Phoenix victory over Los Angeles.
The win saw Phoenix (19-11) move into first place in the WNBA's Western Conference by one game over San Antonio.
Kiesha Brown scored a career-high 18 points for Los Angeles (9-19) who have lost 16 of 20.
Mystics 77, Silver Stars 73
In San Antonio, Alana Beard scored 19 points to help Washington (13-15) improve its playoff chances by downing San Antonio.
Sophia Young scored 26 points for San Antonio.
Washington lost its assists leader Nikki Teasley to a sprained left knee 7:33 into the game.
San Antonio (17-11) clinched a playoff spot in the West last week.
In other games, it was Liberty 77, Comets 71; Fever 75, Sky 70, 2OT; Lynx 95, Storm 95.