...ission Ridge, (which here juts against the river,) sweep the ridge, and take the enemy's intrenchments, both at its base and on its crest, in flank and rear. Two divisions of the Fourth army corps, General Sheridan 's and my own, were to cross Citico Creek near its mouth, just above Chattanooga, move up the peninsula enclosed between the creek and the Tennessee River, form a junction with the right flank of Gene...