Roger Federer... former No. 1 capable of contending for at least
another five years, according to Andre Agassi.  Roger Federer...
former No. 1 capable of contending for at least another five
years, according to Andre Agassi. Photo: Getty Images  ANDRE
Agassi has predicted a fruitful next phase of Roger Federer's
already abundant career, rating the former No. 1 capable of
contending for at least another five years and hailing his
vintage semi-final display against Novak Djokovic as the equal
of anything seen in the Swiss's pomp.  Asked whether he viewed
the masterful four-set performance as evidence of a renaissance
or simply a temporary peak in the twilight period of an
unrivalled career, Agassi told The Age: ''Twilight happens for
all of us at some point, but I've stopped guessing with him,
because he's proved me wrong so many times. But I believe what I
saw the other day is as high a standard as he's ever played.
''Clay is a little bit slower, so he has more time, and maybe
the movement's different, maybe