Mark Webber maintained his place at the top of the times sheets in the second practice session.
Mark Webber goes fastest but both HRTs are outside 107% of his time.
Sebastian Vettel bounced back to lead final practice by a thousandth of a second.
Jenson Button topped the time sheets in second practice.
Sebastian Vettel crashed heavily at turn eight in a wet first practice session at Istanbul.
Sebastian Vettel remains the man to beat in Shanghai after final practice.
Sebastian Vettel refused to release his grasp on the top spot in the second practice session.
Sebastian Vettel was two seconds faster than any non-Red Bull driver in first practice in China.
Lewis Hamilton headed the final practice session in Malaysia.
Mark Webber stayed on top of the times sheets in the second practice session in Sepang.
Mark Webber was the fastest driver in the first practice session for the second weekend in a row.
Sebastian Vettel set a searing pace in the final practice session ahead of qualifying.
Jenson Button was fastest in second practice.
Mark Webber set the fastest time in the dying moments of the first practice session in Melbourne.