Protecting the president.
D003134:Commitment of Persons with Psychiatric Disorders / Q000331:legislation & jurisprudence*; D003617:Dangerous Behavior; D006708:Homicide / Q000517:prevention & control*; D006801:Humans; D011057:Politics; D012307:Risk Factors; D012926:Social Control, Formal; D014481:United States; D014754:Violence