U.S. Open tracker: Who's hot, who's not

The U.S. Open is just weeks away. Follow along with the entire Olympus U.S. Open Series and see who's heating up and who's cooling off in the North American hard-court tournaments that serve as a prelude to the year's final major. The U.S. Open starts August 30 in New York.

ATP Tour DATES TOURNAMENT WINNER COMMENT July 19-25 Atlanta Tennis Championships

(Atlanta, GA) Singles: Mardy Fish

Doubles: Scott Lipsky and Rajeev Ram Top seed Andy Roddick, playing his first event since Wimbledon, lost to Fish in the semifinals. Fish then went on to beat fellow American John Isner in the final. July 26-August 1 Farmers Classic

(Los Angeles, CA) Singles: Sam Querrey

Doubles: Bob and Mike Bryan Querrey won his second straight title at the event while the Bryans set an all-time record with their 62nd career doubles title. Top seed Andy Murray lost in the final to Querrey. August 1-8 Legg Mason Tennis Classic

(Washington, DC) TBD Juan Martin Del Potro won each of the past two seasons but was unable to defend his title in 2010 due to injury. Tomas Berdych is the top seed. Two-time champion and 2009 runner-up Andy Roddick is the second seed. August 9-15 Rogers Cup

(Toronto, Canada) TBD Andy Murray beat Juan Martin del Potro in the 2009 final for his first title in Toronto. Rafael Nadal (twice), Roger Federer (twice), Novak Djokovic and Andy Roddick have also won in recent years. August 15-22 Western & Southern Financial Group Masters

(Cincinnati, OH) TBD Roger Federer beat Novak Djokovic in the 2009 final for his third title in five years. Djokovic has been the runner-up the past two seasons. August 22-28 Pilot Pen Tennis

(New Haven, CT) TBD Fernando Verdasco beat Sam Querrey in the 2009 final. Marin Cilic won in 2008. James Blake, who is from Connecticut, won in 2005 and 2007. Mardy Fish was runner-up in 2007 and 2008. fsMedia.launchInlineFlash("#fs-table"); .fs-table { float: right; width: 100%; /*width: 100%;*/ background-color: #ffffff; border-top: 1px solid #bac0c4; } .fs-table h2 { /*background-color: yellow;*/ } .fs-table .fs-accent { width: 100%; /*width:100%;*/ /*background-color: orange;*/ } .fs-table table th { background-color: #dedede; /*background-color: #ffffff;*/ }