They were surrounded by a phalanx of bodyguards in the standard-issue trenchcoats, but one of the agents has come in for particular scrutiny.
The presidential entourage of limousines traveled for more than two miles down towards the White House, occasionally getting out to greet the crowd.
The bald agent's eyes move constantly, scanning the crowds for signs of a potential assassin, but his arms never move once.
'After yesterday's presidential inauguration, many members of the military and law enforcement community noticed something very unusual about one of Trump's bodyguards.
'The conclusion they reached was that he did indeed have tactical fake arms.'