I'm not sure, but I saw a woman who seemed to be under guard.
They will work in groups of 30 to 90, under guard.
The men among them were kept in one house under guard.
So I had to find a way under his guard.
From now on I'll never let anyone under my guard.
For the present you are to stay down there under guard.
I watched them go by, and you at the back under guard.
The only people who would have been willing to help were under guard, and no one else made a move.
"The box is being kept under guard in a conference room on the top floor."
I have seen some come under heavy guard of others.