Swiss tennis player Roger Federer arrives with his coach Severin Luthi (L) for a training session of the Swiss Davis Cup team on November 19, 2014 at Pierre Mauroy Stadium in Villeneuve d'Ascq northern France. The Swiss team will play against France for the Davis Cup final from November 21 to November 23. AFP PHOTO / PHILIPPE HUGUEN (Photo by Philippe HUGUEN / AFP)        (Photo credit should read PHILIPPE HUGUEN/AFP via Getty Images)