ARIZONA (1-3) AT
SAN FRANCISCO (1-3)
TV: Channel 2, NFL Network, 5:30 p.m. PDT
Line: Cardinals by 3.
Sam Farmer's pick: After blowing out the Rams in the opener, the 49ers have lost three in a row. Banged-up Cardinals are hurting worse, especially now that Carson Palmer (concussion) has been ruled out. Drew Stanton will start in his place.
49ers 21, Cardinals 20