...sion of McDowell's corps, which was moving along the Warrenton Pike to cut off Jackson's troops, erroneously supposed to be retreating. On the next day, though there was skirmishing and fighting in Jackson 's front all day, General Longstreet was not ready to go into action until after 3 P. M. What caused this delay he does not pretend to explain, but gives his operations on that day as follows: ...