...ing at dawn (May 18th), I found that Johnston had made another clean retreat. The reason for it we will find by taking the map and following the movement of Sherman's left column. This column was Schofield 's, reenforced by Hooker's corps. Sherman had sent Hooker to follow Schofield over the ferries that ran across the branches of the Oostanaula above me, because our new bridge at Resaca had not suffi...