SEN. DAVID PRYOR, D-Ark., remained in fair condition Wednesday at George Washington University Hospital in Washington, D.C., where he is recovering from a heart attack. The 56-year-old lawmaker was stricken early Tuesday. . . . HOMER BIGART, who won Pulitzer Prizes for his reporting on World War II and the Korean War and was one of the first correspondents to conclude the Vietnam War was a mistake, died Tuesday in Portsmouth, N.H., of cancer. He was 83.