showed liberal commentators planning to savage sarah palin and play down the jeremiah wright controversy during the presidential campaign. is there a vast left-wing conspiracy? it s a sensitive subject for the news business. why are virtually all the top network anchor jobs and sunday morning jobs and primetime cable hosting jobs filled by white journalists? a candid conversation with carole simpson and other african-americans about race and the media. and plus, the passing of daniel schorr. bob schieffer helps us remember the man who openly courted controversy for seven decades. i m howard kurtz, and this is reliable sources. it wasn t fox news that cost shirley sherrod her job. it was the scary specter of glenn beck. the number two agriculture official telling sherrod this week that she had to quit because her story, or more precisely a maliciously edited