Weekend Tv

SATURDAY Good Morning America (N) 7 a.m. KABC The Chris Matthews Show Republican presidential candidates; PBS funding: David Brooks, the New York Times; Katty Kay, BBC; David Ignatius, the Washington Post; Kelly O'Donnell, NBC. (N) 5 p.m. KNBC McLaughlin Group 6:30 p.m. (N) KCET SUNDAY CBS News Sunday Morning Daniel Radcliffe; author Stacy Schiff. (N) 6 a.m. KCBS Today (N) 6 a.m. KNBC Good Morning America (N) 6 a.m. KABC State of the Union With Candy Crowley Budget battle: Sen. Richard J. Durbin (D-Ill.