The enemy was in plain view beyond the stream, and Shepard and the other spies reported that the Southern army showed no signs of retiring.

But Shepard had said also that he would not be able to cross the river again.

The hostile scouts and sharpshooters had become too vigilant.

Yet he was sure that Lee and Jackson would attempt to force a passage higher up, where the drought had made good fords.
"It's well that we're showing vigilance," said Colonel Winchester to Dick.

He had fallen into the habit of talking much and confidentially to the boy, because he liked and trusted him, and for another reason which to Dick was yet in the background.
"Do you feel sure that the rebels will attempt the crossing ?" asked Dick.
"Beyond a doubt.