Rotating the event among all surfaces would deny elite players a chance to showcase their indoor skills on a grand stage.
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After a tough 2013, a few close season-ending matches could give Roger Federer some much needed hope.
Round-robin play in Group A concludes with matches pitting Stanislas Wawrinka against David Ferrer and Rafael Nadal against Tomas Berdych.
The only man in the top 10 who has not won a title this year eyes one last chance in London.
A consistently solid 2013 campaign suggested that the Frenchman has moved closer to fulfilling his potential.
Group B returns to the spotlight with matches pitting Roger Federer against Richard Gasquet and Novak Djokovic against Juan Martin Del Potro.
The world No. 2 delivered a long monologue in response to his compatriot’s suspension.
Look no further for a mirror of the Spaniard’s situation than his history against compatriot Rafael Nadal.
Group A takes center stage on Wednesday, as Stanislas Wawrinka faces Rafael Nadal before David Ferrer squares off against Tomas Berdych.
A victim of theft while traveling from Paris to London, the Tower of Tandil barely regrouped in a must-win match and faces greater challenges ahead.