It can also stop them from seeing friendly troops moving.

She glanced around and did not see any police officers or troops.

"There's no way to know until we see Swiss troops."

"People are afraid for their safety when they see Russian troops."

Then he saw troops on the road, a long way off.

They had seen new troops coming and some of the fire was falling now on Gettysburg.

He looked out through the smoke and saw no more blue troops; they had pulled back.

If they see troops and police all over the place, there could be trouble.

Drake never expected to see the rest of his own "troops."