Despite its midmarket venues and scheduling quirks, nothing brings out the national loyalties and exceptional tennis of today's top players like Davis Cup competition.
Is Roger Federer out of gas as the tour rolls into London for the year-ending ATP World Tour Finals? And if Fed can't get stoked to secure the No. 1 ranking, who might burst through the door he leaves open?
No longer satisfied lurking on the edges of the top 10, Fernando Verdasco's decision to follow in the footsteps of one of the all-time greats, Andre Agassi, has him flying high.