Nation: Choosing Up

> Regular Mississippi Democrats, headed by old-line segregationist and four-term Senator James Eastland, 61, overwhelmingly defeated a challenge by the Freedom Democratic Party, whose membership is almost 100% Negro. Though the F.D.P. received only 12% of the primary ballot, the election nonetheless marked the first time since Reconstruction that Negroes voted in significant numbers in Mississippi. Also for the first time, Eastland will face substantial opposition in the general election. Representative Prentiss Walker, a leader of the newly vitalized state G.O.P., has made no bid for the Negro vote; yet many Negroes...