Although we’ve all seen the front pages screaming “WAR,” the Post’s Michael Ruane writes that radio was the dominant news medium, not newspapers. Fans at that Sunday’s Redskins-Eagles game weren’t told what happened, although the “public-address announcer summoned numerous VIPs and military officers to report to their headquarters throughout the contest.” The radio broadcast of the New York Giants-Brooklyn Dodgers game was interrupted with the news, though. The AP writer at the Redskins game was told “to keep his story short, because: ‘The Japanese have kicked off.’ ” The AP’s flash dispatch begins: “President Roosevelt said in a statement today that the Japanese had attacked Pearl Harbor, Hawaii from the air.” (Read the entire story and subsequent bulletins). A week later, Time magazine published a story about how the attack caught the U.S. Navy off guard. The New York Times story about the attack is online.