(Such failures came as Obama, who made history as the first ... "For several hours, the Secret Service didn't know where the president of the United States was," Leonnig writes.

The U.S. Secret Service released a study on Tuesday about Devin Patrick Kelley, the perpetrator of the 2017 mass shooting in ...

Written by the Secret Service Special Agent who led the investigation ... During his lengthy career, Davidson protected six Presidents of the United States, as well as Kings, Queens, Prime ...

Fagan: Welcome to the James J. Rowley United States Secret Service Training Center. Narrator: On day one, a new class of recruits arrives at the academy. Fagan: Have a seat. Every one of you ...