AUSTIN, Texas (AP) — Ferrari team boss Maurizio Arrivabene watched his red cars slip and splash around a wet Circuit of the Americas while Mercedes' Lewis Hamilton cut the quickest laps of the U.S. Grand Prix practice session. A few minutes later, Arrivabene sized up the task in front of Ferrari and driver Sebastian Vettel: Win Sunday or stay close enough to Hamilton to keep alive their rapidly-vanishing hopes of winning the season championship. "We are here to compete with a mission impossible," Arrivabene said Friday.Read more on NewsOK.com