Sports

Baseball. Washington at Chicago Cubs (Channel 20 at 4).

Auto Racing. Nextel Cup Pepsi 400 (Channel 4 at 7).

Major League Soccer. D.C. at Columbus (CSN, 7:30).

Public Affairs

To the Contrary With Bonnie Erbe examines Justice Sandra Day O'Connor's resignation and its potential effect on women's rights; with Rep. Candice Miller (R-Mich.), D.C. Del. Eleanor Holmes Norton (D), former NARAL president Kate Michelman and the Republican National Committee's Tara Wall (Channel 32 at 10 a.m.; Sunday at 9:30 a.m. on Channel 26).

This Is America With Dennis Wholey discusses "102 Minutes: The Untold Story of the Fight to Survive Inside the Twin Towers" with author Jim Dwyer (Channel 32, 10:30 a.m.; Sunday at 6 p.m.).

Weekend Live With Tony Snow. Marc Ginsberg, former U.S. ambassador to Morocco, and Lt. Col. Bill Cowan discuss the milestones of the Iraq war; former CIA operative Mike Baker discusses the new intelligence office (FNC at noon).

The Beltway Boys. Topics include President Bush's effort to change public opinion on Iraq; Iran's president-elect and his alleged involvement in the 1979 takeover of the U.S. Embassy in Tehran; Live 8 organizer Bob Geldof's appeal to performers to avoid speaking out against the president; and the Supreme Court decisions on public display of religious symbols and eminent domain (FNC at 6).

Eye on Washington examines the Supreme Court situation and Iran's president-elect (Channel 9 at 7; Sunday at 11 a.m.).

After Hours With Cal Thomas. Sen. Lindsey Graham (R-S.C.) analyzes President Bush's speech and the Supreme Court situation; Dore Gold, former Israeli ambassador to the United Nations, discusses protests over Israel's plan to pull out of Gaza (FNC at 11).

Cable Miniseries Premiere

North and South. Margaret Hale struggles to adjust in the industrial North after being uprooted from her privileged life in this Victorian-era drama (BBC America at 7).

Special

Live 8. Coverage of the concerts in 10 cities aimed at pressuring G-8 summit leaders to address world poverty. Two hours (Channel 7 at 8).

Late Night

Saturday Night Live (R). With host Lindsay Lohan and musical guest Coldplay (Channel 4, 11:30).

Keith Urban is scheduled to appear at the Live 8 concert in Philadelphia.