Those men are in danger of being drowned, but Knight will get them.

We'll go for the girl." It took but a few minutes for Knight and Fielding, who knew their craft thoroughly and how to get the best out of her in just such an emergency, to draw up upon Harry and his rescuer.
"Say, they are fighting hard," said Fielding.

"That bloody little fool is choking the life out of Dunbar.

My God! they are out of sight!" "Go on," roared Knight.

"Keep your eyes on the spot, and for Heaven's sake, paddle!" "They are up again! One of them is.