eleven p.m.
Even the Soviet Union sent a radiogram , and the story of the tragedy was printed in _ Pravda _ , accompanied by an editorial that almost approached straight reporting . President James Harrington Cannon knew none of this . He was unconscious and unable to receive visitors . As far as actual news from the White House was concerned , news commentator Barton Wayne gave the best summary over a major American TV network on the morning of the sixth of February : `` Last night , at approximately eleven p.m. , James Harrington Cannon , President of the United States , collapsed at the feet of the Secret Service men who were guarding him . Within a few minutes , Dr. Frank Hewlitt Cannon , the President 's brother , called by the Secret Service in obedience to the President 's last conscious words , had arrived from Blair House , where he had been staying . `` Dr. Frank Cannon diagnosed the President 's illness as a -- quote -- slight stroke -- unquote . Later , after the President had been taken to the Naval Hospital for further diagnosis , Dr. Cannon released a statement .