"Kâramanèh introduced one in some way. Do you doubt it?"
"Certainly Kâramanèh visited him on the evening of his death, but you must be perfectly well aware that even if she had been arrested, no jury could convict her."
Smith resumed his restless pacings up and down.
"You are very useful to me, Petrie," he rapped; "as a counsel for the defence you constantly rectify my errors of prejudice. Yet I am convinced that our presence at Slattin's house last night prevented Fu-Manchu from finishing off this little matter as he had designed to do."
"What has given you this idea?"
"Weymouth is responsible. He has rung me up from the Yard. The constable on duty at the house where the murder was committed, reports that some one, less than an hour ago, attempted to break in."
"Break in!"
"Ah! you are interested? I thought the circumstance illuminating, also!"
"Did the officer see this person?"
"No; he only heard him. It was some one who endeavoured to enter by the bath-room window, which, I am told, may be reached fairly easily by an agile climber."