Notwithstanding the Yates Memorandum, not a lot of senior executives have taken the fall for company problems. However comma.
“Email Hack Leads to a DNC Shake-Up,” The Wall Street Journal, August 3, 2016 A4. The CEO and two other senior executives are leaving following the email hack at the DNC (in addition to Chairwoman Debbie Wasserman Schultz).
Not clear whether this was because the the breach per se, or the content of what was disclosed. It is good that people at the top take responsibility.
infogovnuggets 
I suspect the content was the straw that tipped the scale rather than the breach itself.