...great pain he would exclaim, I am so tired; this can't last long. Among those who called was Frederick Douglass, but the Senator was then too far gone to recognize him. A little before 2 o'clock, Mr. Sumner apparently fell asleep; but he soon awoke and seemed better. His friends hoped a change for the better had taken place, but it soon became apparent he was rapidly sinking, while he was evidently su...