PERTH, AUSTRALIA - JANUARY 06:  Novak Djokovic and Ana Ivanovic of Serbia talk to the media before their mixed doubles match against Justine Henin and Ruben Bemelmans of Belgium on day six of the Hopman Cup at The Burswood Dome on January 6, 2011 in Perth, Australia.  (Photo by Paul Kane/Getty Images)

Lists/Rankings

KEY BISCAYNE, FL - MARCH 28:  Jelena Jankovic of Serbia celebrates after defeating Elena Vesnina of Russia during day six of the 2010 Sony Ericsson Open at Crandon Park Tennis Center on March 28, 2010 in Key Biscayne, Florida.  (Photo by Michael Heiman/Getty Images)

Jelena Jankovic Enjoying Catbird Seat Atop Women's Tennis Power Rankings

by JA Allen

The action is hot and heavy this week in Miami. It marks the end of the traditional hard court season in America before the world turns to clay in April...