On the Air
Baseball
5:30 p.m., TBS — NLDS: Washington Nationals at Chicago Cubs in Game 4.
9 p.m., TBS — NLDS: Los Angeles Dodgers at Arizona Diamondbacks in Game 4. (if necessary)
Basketball
8 p.m., ESPN — NBA preseason: Chicago Bulls at Cleveland Cavaliers.
10:30 p.m., ESPN — NBA preseason: Utah Jazz at Los Angeles Lakers.
Hockey
7 p.m., MSG — NHL: St. Louis Blues at New York Rangers.
7:30 p.m., NBCSN — NHL: Chicago Blackhawks at Montreal Canadiens.
10 p.m., NBCSN — NHL: Arizona Coyotes at Vegas Golden Knights.
Soccer
2:30 p.m., FS1 — Men: Switzerland at Portugal in World Cup qualifier from Lisbon.
4 p.m., NESN — NCAA men: Boston College at Harvard.
Tennis
6 a.m., Tennis Channel — ATP: Shanghai Masters.
1 a.m. (Wednesday), Tennis Channel — ATP: Shanghai Masters.
Comment threads are monitored for 48 hours after publication and then closed.