OK.Down a half. "Thirty seconds ..." "Forward drift?"

VOA: special.2009.07.15

Five hours after the explosion, flight controllers advised firing the rocket for thirty-five seconds.

VOA: special.2009.07.22

Historians say thirty-two shots were fired in the space of about twenty-three seconds.

VOA: special.2010.02.15

Thirty-six seconds after lift-off, lightning hit the huge Saturn Five rocket.

VOA: special.2009.07.29