[aMorePerfectUnion]

I don't know the identities, but the caption states that marines, soldiers and sailors involved.

I take it as a message not to mess with POTUS. I've never seen anything like it - nor did Trump flinch.

[hoosiermama]

He certainly didn’t show any sign of it being unusual. No acknowledgment at all. For those paying attention and familiar with “normal procedure “. It was certainly a message. Almost like the troops were representing WE The PEOPLE and were being sworn in also. Brings a lump to my throat.