Former President Jimmy Carter’s view that some of the recent protests against President Obama, including the “You Lie!” outburst by Representative Joe Wilson last week, are “based on racism,” has fueled a new war of words over this already charged issue. The former president first weighed in on Tuesday during a question-and-answer session at the Carter Center in Atlanta. Mr. Carter responded to a question about Mr. Wilson’s eruption by saying that he did believe it was laced with racism. Coupling the Wilson remark with the images in recent weeks of angry demonstrators wielding signs depicting Mr. Obama as a...