Karam thinks that it is possible for the washing machine to have completed its cycle

Despite the repeated tests of technicians, explanations regarding water pressure and pipe corrosion and David Bain's own testimony, Karam maintains that it was possible for the washing machine cycle to have finished in time from when David Bain was supposed to have started it (according the Karam's scenario), sometime after 6.45 and when the police arrived not long before 7.30.  For more detail go here.