Weekend TV talk shows

SATURDAY

The Situation Room With Wolf Blitzer Debt ceiling negotiations; Afghanistan. 3 p.m. CNN

The Chris Matthews Show President Obama’s re-election plans for 2012. (N) 5 p.m. KNBC

McLaughlin Group 6:30 p.m. KCET

SUNDAY

Today 35th anniversary of the “Son of Sam” killings; summer heat and pets. (N) 6 a.m. KNBC

Good Morning America (N) 6 a.m. KABC

State of the Union With Candy Crowley Presidential bid, debt ceiling negotiations: Former Gov. Tim Pawlenty (R-Minn.); debt ceiling negotiations, Defense of Marriage Act: Sen. Dianne Feinstein (D-Calif.). (N) 6 and 9 a.m. CNN

CBS News Sunday Morning Ants in Belize; Cirque du Soleil; music group Journey; actress Brit Marling. (N) 7 a.m. KCBS

Fareed Zakaria GPS Morocco and the “Arab spring”; Libya, Syria and Afghanistan; history’s view of today’s politics: author David McCullough. (N) 7 and 10 a.m. CNN

Meet the Press Debt ceiling negotiations: White House chief of staff William Daley; debt ceiling negotiations; Sen. Tom Coburn (R-Okla.). (N) 8 a.m. KNBC, 11 a.m. and 11 p.m. MSNBC

This Week With Christiane Amanpour Debt ceiling negotiations: Treasury Secretary Timothy F. Geithner; same-sex marriage: New York City Mayor Michael R. Bloomberg; 1990s budget negotiations: Former Sen. Trent Lott (R-Miss.), former Sen. Tom Daschle (D-S.D.). (N) 8 a.m. KABC

Fox News Sunday With Chris Wallace Debt ceiling negotiations: Treasury Secretary Timothy F. Geithner; debt ceiling negotiations: Rep. Joe Walsh (R-Ill.), Rep. Donna Edwards (D-Md.). 8 a.m. KTTV

Reliable Sources Hacking scandal, Murdochs’ testimony; coverage of Rep. Michele Bachmann’s migraines. (N) 8 a.m. CNN

Face the Nation Debt ceiling negotiations: White House chief of staff William Daley; debt ceiling negotiations: Sen. Jon Kyl (R-Ariz.), Sen. Richard J. Durbin (D-Ill.); debt ceiling negotiations: Sen. Mark R. Warner (D-Va.), Sen. Saxby Chambliss (R-Ga.) (N) 8:30 a.m. KCBS

60 Minutes Marsh Arabs in Iraq; New Orleans Mayor Mitch Landrieu; great white sharks. (N) 7 p.m. KCBS