Michael Phelps was quickly back to his dominating best, powering to a pair of victories in less than an hour on his return to competition at the Charlotte UltraSwim Grand Prix Friday.
The world number one, who has spent 11 years speeding past golfing milestones and records, was in vintage form with a flawless final-round 63 to capture the BMW Championship and become just the fifth player to win 60 PGA Tour titles.
Ninth seed Dinara Safina survived a first-round scare at the $1.3 million Toronto Cup on Monday before rallying to tame Frenchwoman Camille Pin 7-6, 3-6, 7-5.
McLaren's double world champion Fernando Alonso was quickest in Saturday's final free practice before qualifying for Sunday's U.S. Grand Prix.
Serena Williams fought off two match points on her way to an epic 0-6 7-5 6-3 comeback win over world number one Justine Henin to claim her fourth Sony Ericsson title on Saturday.
Argentine Guillermo Canas tamed big-hitting Croat Ivan Ljubicic 7-5 6-2 to reach the final of the Sony Ericsson Open on Friday, underlining his return to top form following a 15-months doping ban.
Henin and Williams have met eight times in their careers but Saturday's clash will be the first since the muscular American won a semi-final meeting with the Belgian at Wimbledon nearly four years ago.
Serena Williams stayed on course for a fourth Sony Ericsson Open title with a ruthless 6-1 6-4 win over Czech Nicole Vaidisova in the quarter-finals on Wednesday.
As Kim Clijsters's love affair with tennis comes to an end, fellow Belgian Justine Henin's has started to bloom again.
World number one Roger Federer moved closer to a Sony Ericsson hat-trick on Monday, easing into the fourth round of the Masters Series event with 7-5 6-3 win over Spain's Nicolas Almagro.