" The figure in the cloak had turned, waving a fist in the air in a gesture of pure spite. ‘Damn you!’ My whispered curse came as I drew my revolver, pausing only to take aim. Two shots rang out, shattering the very air between us. I could not be sure if the heavy bullets had found their mark; the fiend whirling around behind a chimney-stack a moment after I fired. A groan from the blackness below-it was Holmes!. - John Watson, Sherlock Holmes and the Whitechapel Murders "

― Mark Sohn , Sherlock Holmes and the Whitechapel Murders: An Account of the Matter by John Watson M.D.