"Please answer," Robinson said impatiently.
"You must answer," Graham urged.
"I don't see that it makes the slightest difference," Paredes drawled.
"What has it got to do with the case as it stands to-night?"
Robinson snapped at him.
"You keep out of it. Don't forget there's a lot you haven't answered yet."
Silas Blackburn looked straight at Bobby. Slowly he raised his hand, pointing an accusing finger at his grandson.
"If you want to know, I was afraid of that young rascal."
Katherine started impulsively forward in an effort to stop him. Blackburn waved her away.
"You trying to scare me, Katy?" he asked suspiciously.
"Evidently," Robinson commented to Graham, "Howells wasn't as dull as we thought him. Go on, Mr. Blackburn. Why were you afraid of your grandson?"