Alternatives include the judicial branch weighing in to break the logjam between legislative and executive.
Alternatives include the legislative exercising the ultimate control - that of the purse.
The first is painfully slow.
The second is politically suicidal in today's climate.
Beheading, you say?
Hmmm.....
*note to the NSA: I am kidding/joking/not serious/exercising satire and in no way, shape, or form condone violence.
No, really...