"Fire me!" exclaimed Troy angrily. "Why, you space crawler, you're the one who should be fired. I saw you come back to the hangar the other night alone and...."
"Of course I did!" snapped Barret. "I was sent down here to get information about—" He stopped suddenly and eyed Troy. "Wait a minute. How could you see me down here? What were you doing here?"
"Why—I—" Troy hesitated. "I came down to check over some equipment."
"Why were you detained at the psychograph tests this morning?" demanded Barret.
"None of your business!" shouted Troy. "I was doing my job. That's all."
"I'll bet," snapped Barret. "Professor, here is your sabotage agent. Who are you working for, Troy?"
"None of your business," stammered Troy, seemingly confused. "I mean, I'm not working for anyone."
"There! You see, Professor!" shouted Barret.
"I think you'd better explain yourself, Pat," said the professor, looking troubled and suspicious. "Why were you detained so long this morning?"
"They were asking me questions."