Qualifying analysis – Rosberg gets his timing right

Lewis Hamilton had set the pace throughout Austin practice, but when it mattered most it was Nico Rosberg who found a definitive edge over his Mercedes team mate to secure pole position for the 2014 Formula 1 United States Grand Prix on Saturday. And the German must retain that edge if he is to close the 17-point deficit to his title rival on Sunday. We take a team-by-team look at the qualifying formbook in Austin