They crossed the stream, and continued on their flight.

An officer on horseback dashed by them, and bade them run with all their might, or they would be taken.
"For Heaven's sake, get me some water!" said a rebel, who was wounded in the leg, to a Zouave, who passed near him.
"You are a rebel, but I will do that for you," replied the Zouave; and he gave him a canteen filled with water.
The rebel drank a long, deep draught, and then levelled his musket at the head of his Samaritan enemy and fired.

This transaction had occupied but a moment, and Tom saw the whole.

His blood froze with horror at the unparalleled atrocity of the act.

The Zouave, whom Tom had followed, uttered a terrible oath, and snatching the musket from the hands of the soldier boy, he rushed upon the soulless miscreant, and transfixed him upon the bayonet.