It can't be that two or three hours later all those men would join in a conspiracy to shield his murderer.

And yet, if they didn't see him enter or leave and didn't hear a shot, how the devil did the assassin get in and out ?" Britz smiled indulgently on his chief.
"When I have examined an enlarged photograph of Whitmore's wound and studied the report of the autopsy, I'll answer your question.

That part of the mystery gives me no concern.

It solves itself.

Moreover, the solution is so simple, you'll kick yourself for not having thought of it immediately." Manning looked annoyed.
"Your confounded habit of never revealing anything until you're absolutely sure you're right is a damned nuisance," he blurted.