The guard nodded, but both men took a step back from the bars.

The guard nods at the little door that he stands by.

The guard nodded, reading from the screen in front of him.

The guards stood and nodded to her as she approached me.

The guard opened them and nodded for Jack to enter.

The young guard looked him in the eyes and nodded.

The guard nodded slowly, turned and went back to the elevator.

The guard did something with the control box at his belt, and nodded.

The guard nodded when he came back to pick up the tray.

The guard nodded to him and grinned as he left.