A Who's Who List of Agencies Guarding the Powerful - The New York Times
How can the President's bodyguards and Special Protection Group (SPG) in safari suits offer protection when they are not seen with any modern weapons in their hands? - Quora
Secretary of State's Protective Division - State Magazine
Special Protection Group (SPG) operatives! : r/IndianDefense
The special unit hand-picked to protect Vladimir Putin from assassination
Trump extended Secret Service protection to his adult children and three top officials as he left office - The Washington Post
Revealed: SAS trained bodyguards for African autocrat
Bodyguard - Wikipedia
How can the President's bodyguards and Special Protection Group (SPG) in safari suits offer protection when they are not seen with any modern weapons in their hands? - Quora