Mark Webber ended the final practice session of his Formula One career fastest at Interlagos.
Nico Rosberg remained the quickest driver around a very wet Interlagos circuit during the second practice session.
The Mercedes drivers led the first practice for the Brazilian Grand Prix but lap times were ten seconds off the dry pace in a rain-hit session.
Sebastian Vettel remained quickest in final practice for the United States Grand Prix, improving his time from yesterday by over half a second.
Sebastian Vettel led a Red Bull one-two in the second practice session at the Circuit of the Americas.
Fernando Alonso headed first practice at the Circuit of the Americas but the session was delayed twice due to poor visibility and problems with the medical helicopter.
Red Bull and Mercedes traded fastest times throughout the final practice session for the Abu Dhabi Grand Prix but the world champions ended the session on top.
Red Bull took their customary positions at the head of the times sheets in the second practice session. Sebastian Vettel led Mark Webber by a tenth of a second.
Romain Grosjean and Lewis Hamilton kept Sebastian Vettel from the top of the times in the first practice session in Abu Dhabi.
Sebastian Vettel was fastest in all three practice sessions for the Indian Grand Prix for the second year in a row.