"You are under arrest," Katz said.

"What for?" asked Will, as the others gathered around him.

"For participating in the escape of a fugitive from justice."

"Where is the fugitive from justice?" asked Will.

"I can't place my hands on him at this moment," was the arrogant reply, "but I'm going to know where he is before I permit these men to depart. I've stood about all the impudence I care to."

"What's that making all that noise?" called Tommy, from the fire.

The two detectives turned toward the boy.

"You are under arrest, too!" Cullen shouted.

"Why don't you take some one of your own size?" asked Tommy. "Why don't you go on and arrest some of these men?"

"I'll do that if it's necessary!" Katz exclaimed. "And look here," he went on. "I command you all to assist me in the capture of a fugitive from justice named Warren W. Wagner, as escaped convict who is wanted in Chicago for the crime of murder!"