He sent the Third Corps to hold the fords opposite Culpeper, and the Fifth Corps to guard those lower down.
On the 13th he gave up his position opposite Fredericksburg, and started north toward Washington, giving orders to Sedgwick to recross and follow on to Dumfries.

That night the First Corps reached Bealeton, and the Eleventh Catlett's station.

Reynolds was placed in command of the left wing of the army (the First, Third, and Eleventh Corps) and I relieved him in command of the First Corps.

The right wing (that is the Second, Fifth, Twelfth, and Sixth Corps) was accompanied by Hooker in person, who reached Dumfries on the 14th.
As soon as Hill saw Sedgwick disappear behind the Stafford hills, he broke up his camp and started for Culpeper.
Some changes in the meantime had occurred in the Army of the Potomac, and General Hancock was assigned to the Second Corps instead of General Couch, who had been sent to organize the department of the Susquehanna at Harrisburg, Pennsylvania.
The teamsters and fugitives from Winchester, making for Chambersburg in all haste, told the inhabitants of the towns through which they passed that the rebels were close behind them.

This created the wildest excitement.