...eutenant. Darkness came to his rescue, and on the night of the 4th he crossed to the north side of the river. On the 5th General Lee concentrated for another assault on the new line taken up by General Hooker ; but on the morning of the 6th it was ascertained that the enemy, in General Lee's language, had sought safety beyond the Rappahannock, and the river flowed again between the hostile hosts.