Sunday’s shooting of an armed man at President Trump’s Florida club is one of only a handful of fatal encounters that the agency has had in its 160-year history.

ATLANTA — Digital forensics has long been the work of sterile labs and locked rooms. But for federal agents executing search warrants in real homes sometimes in rural areas, sometimes waiting to get ...

In more than a century and a half of protecting U.S. leaders, fatal shootings by the Secret Service have been unusual and tightly linked to direct threats.