Eaton remained silent.
"You refuse to answer?" Santoine inquired.
"I refuse."
"In spite of the probability that Mr. Warden met his death because of his intention to undertake something for you?"
"I have not been able to fix that as a probability."
The blind man stopped. Plainly he appreciated that, where Connery and Avery had failed in their questionings, he was not likely to succeed easily; and with his limited strength, he proceeded on a line likely to meet less prepared resistance.
"Mr. Eaton, have I ever injured you personally—I don't mean directly, as man to man, for I should remember that; have I ever done anything which indirectly has worked injury on you or your affairs?"
"No," Eaton answered.
"Who sent you aboard this train?"
"Sent me? No one."