Cops and plain-clothes men were on the job.

The two plain-clothes men had now taken up overt station.

A second police car had disgorged two plain-clothes men, one with a camera.

They started for the elevator, followed by two plain-clothes men.

There was a gap between the two plain-clothes men - and through the gap, the staircase.

The two plain-clothes men stationed by Cardona had rushed across the street at the sound of the shot.

Outside, the two plain-clothes men were returning from their fruitless pursuit.

A few plain-clothes men were on the scene.

Barney Higgins and two plain-clothes men were in this outer room.

Officers and plain-clothes men were dashing for the various subway entrances all around the square.