Fatal police shootings have declined drastically in recent decades, yet public controversy over this issue is at its highest level. How and why do police use force? How do public perceptions clash with actual police use of force? What empirical evidence do we have on this subject? And when an officer is accused of use of excessive force, especially deadly force, what options exist for holding the police accountable for their actions? Mark Iris examines these questions behind the controversy and reveal the ways they are being addressed: civil lawsuits, criminal prosecution, and employment/disciplinary action.