[Bill Clinton] boiled with resentment that a candidate with as little experience as [Barack] Obama was given what he considered a free pass by the news media. Yet his tone struck some as dismissive. When Mr. Clinton referred publicly to Mr. Obama as a “kid,” Representative James E. Clyburn, Democrat of South Carolina, recalled in an interview that a fellow black congressman said, “I don’t know why he didn’t just call him ‘boy’ and get it over with.”