He stepped toward the door.

"Stand where you are!" cried Robard.

He moved upon the other and clenched his fists. The man gazed at him a moment without a word; then, suddenly, he seized his superior by the arms and held him as though he had been in a vise.

"You have a look, Fritz," he said to his companion. "I'll hold him safe enough."

The latter wasted no time. He hurried from the room.

"You'll pay for this!" screamed Robard.

"Perhaps," said his subordinate, "but I believe the boy has told the truth. I never did trust you, with your shifty eyes."

At that moment the third man came back into the room, dragging a heavy body after him.

"The ambassador!" cried the other.

"You see, I was right," said Chester.