The Haas Formula 1 team has traced Romain Grosjean's front wing failure in the Spanish Grand Prix back to a manufacturing error.Grosjean, who struggled with the balance throughout the weekend at Barcelona, was running 12th when the front wing broke. It came after two different front wing failures in pre-season...

Jean-Eric Vergne - 15th/15th: "We had a problematic Friday, with the main difficulty having to do with the balance of the car. We are not too sure what is the cause of these problems, so it will be a long night to study the data to try and find a...