There were none to spare.

I then gave an order to move McPherson's command by the left flank around to Hovey.

This uncovered the rebel line of retreat, which was soon taken advantage of by the enemy.
During all this time, Hovey, reinforced as he was by a brigade from Logan and another from Crocker, and by Crocker gallantly coming up with two other brigades on his right, had made several assaults, the last one about the time the road was opened to the rear.

The enemy fled precipitately.

This was between three and four o'clock.