Justine Henin of Belgium returns a shot from Elena Vesnina of Russia during a fourth-round match at the Sony Ericsson Open tennis tournament in Key Biscayne, Fla. Monday, March 31, 2008.

Justine Henin of Belgium returns a shot against Elena Vesnina of Russia during day eight of the Sony Ericsson Open at the Crandon Park Tennis Center on March 31, 2008 in Key Biscayne, Florida.

Justine Henin of Belgium celebrates after defeating Elena Vesnina of Russia during day eight of the Sony Ericsson Open at the Crandon Park Tennis Center on March 31, 2008 in Key Biscayne, Florida.

Justine Henin of Belgium returns a backhand to Elena Vesnina of Russia during day eight of the Sony Ericsson Open in Key Biscayne, Florida.Henin won 6-2, 6-2 to advance to the quarter-finals.


Justine Henin of Belgium celebrates after defeating Elena Vesnina of Russia 6-2, 6-2 during a fourth-round match at the Sony Ericsson Open tennis tournament in Key Biscayne, Fla. Monday, March 31, 2008.

Justine Henin of Belgium returns a shot against Serena Williams during day nine of the Sony Ericsson Open at the Crandon Park Tennis Center on April 1, 2008 in Key Biscayne, Florida

Justine Henin, of Belgium, returns a shot from Serena Williams during a quarterfinals match at the Sony Ericsson Open tennis tournament in Key Biscayne, Fla., Tuesday, April 1, 2008.

Justine Henin of Belgium celebrates after a point against Serena Williams during day nine of the Sony Ericsson Open at the Crandon Park Tennis Center on April 1, 2008 in Key Biscayne, Florida.

Justine Henin of Belgium returns a shot against Serena Williams during day nine of the Sony Ericsson Open at the Crandon Park Tennis Center on April 1, 2008 in Key Biscayne, Florida.

Justine Henin of Belgium looks on against Serena Williams during day nine of the Sony Ericsson Open at the Crandon Park Tennis Center on April 1, 2008 in Key Biscayne, Florida.

Justine Henin, of Belgium, wipes her face during a quarterfinal match against Serena Williams at the Sony Ericsson Open tennis tournament in Key Biscayne, Fla. Tuesday, April 1, 2008. Williams defeated Henin 6-2, 6-0.