Updated

Red Bull's Sebastian Vettel again posted the fastest lap in practice at the U.S. Grand Prix at the Circuit of the Americas.

Vettel's time of 1 minute, 36.490 seconds came in Saturday morning's final practice run before qualifying in the afternoon. McLaren's Lewis Hamilton, who won pole position two weeks ago in Abu Dhabi, was second at 1:36.748.

Ferrari's Fernando Alonso, who trails Vettel by 10 points in the drivers' championship, was fourth in Saturday's practice.

Vettel posted the fastest times in each practice session on the new $400 million track built for the first U.S. Grand Prix since 2007.