John Sedgwick
At Fredericksburg, the casualty lists indicate that the corps took into action 31 regiments and 5 batteries, with a loss of 111 killed, 1,067 wounded, and 152 missing; total, 1,330. Not long after this battle Maj. Gen. John Sedgwick was assigned to the command of the corps, and General Willcox returned to the command of his division, relieving General Burns.