estions of possible future pardons, took place in public view. That
circumstance is unusual, but no principle of law excludes public acts from the
reach of the obstruction laws. If the likely effect of public acts is to influence
witnesses or alter their testimony, the harm to the justice system&#x2019;s integrity is the
same.
</p><!--l. 135--><p class="indent" >   Although the series of events we investigated involved discrete acts, the overall pattern
of the President&#x2019;s conduct towards the investig