Thursby walked over to the witness stand with a belligerent scowl on his face. "Dr. Pettigrew, you say that the box couldn't possibly have had any effect on the wheel. And yet, we have demonstrated that there is an effect. Don't you believe the testimony of your own senses?"

"Certainly I do!" snapped Pettigrew.

"Then how do you account for the behavior of the roulette wheel as you have just seen it demonstrated in this court?"

I suppressed a grin. Thursby was so mad that he was having trouble expressing himself clearly.

"In several ways!" Pettigrew said sharply. "In the first place, that wheel could be rigged."

Thursby purpled. "Now, just a minute! I—"

I started to object, but Judge Lapworth beat me to it.

"Are you objecting to the answer, Mr. District Attorney?"

"The witness is insinuating that I falsified evidence!"

"I am not!" said Pettigrew, visibly angry. "You asked me how I could account for its behavior, and I told you one way! There are others!"