Where -- RFK Stadium, Washington
When -- Tonight, 7:05; tomorrow, 1:20 p.m.; Sunday, 1:05 p.m.
What now? -- The struggling Cubs, who have the second-worst record in the National League, visit the Nationals, going through tough times themselves.
Online -- www.nationals.com
Wiffle Up 3-on-3 Tourney
Where -- Randazzo Softball Complex, Severn
When -- Tomorrow, 9:15 a.m.
What now? -- The event gives an opportunity to Wiffle ball enthusiasts. The top four teams in each division move along to the World Series in September.
Online -- www.wiffleup.com
WNBA: Storm @Mystics
Where -- Verizon Center, Washington
When -- Sunday, 6 p.m.
What now? -- The Seattle Storm, possibly with Oklahoma City in its future, visits the Mystics, who started strong but have faltered of late.
Online -- www.wnba.com/mystics
From staff reports