Lewis Hamilton started his United States Grand Prix weekend in the best possible way with an impressive performance in first practice.
Hamilton, who must beat Mercedes team-mate Nico Rosberg at the Circuit of the Americas on Sunday to close a 33-point deficit, was comfortably fastest.
The world champion ended up 0.315 seconds quicker than Rosberg after being fastest throughout the session.
Red Bull’s Max Verstappen was third fastest but two seconds off the pace.
More to follow
US Grand Prix First practice results
US Grand Prix coverage details
Article source: http://www.bbc.co.uk/sport/formula1/37733499