I saw bent backs straighten, and dead eyes spark to life.

Worf had dropped to one knee, so his back could straighten.

As he spoke the words, eyes closed, backs straightened, legs tucked under and hands folded.

She could see the tension returning to him, the way his back straightened as he sat.

Then her back straightened and her head shot up.

The eyes blinked clear, and the weary old back straightened.

Then his back straightened, and without another word he left the room.

Fain's eyes went to the painting of the two men, and as he gazed at it, his back straightened.

The other uniforms came to attention, and the five survivors felt their backs straighten.

He got a rock loose and his thick back straightened.