Wimbledon

FILE - In this Aug. 4, 2012, file photo, Venus Williams, right, returns a shot as Serena Williams, left, watches during their women's doubles semifinal match against Maria Kirilenko and Nadia Petrova, of Russia, at the All England Lawn Tennis Club at Wimbledon in London at the 2012 Summer Olympics. Fans can look forward to a variety of grunts, shrieks and hoots as the start of the U.S. Open tennis tournament approaches on Monday, Aug. 27, in New ... more 

FILE - In this Aug. 4, 2012, file photo, Venus Williams, right, returns a shot as Serena Williams, left, watches during their women's doubles semifinal match against Maria Kirilenko and Nadia Petrova, of Russia, at the All England Lawn Tennis Club at Wimbledon in London at the 2012 Summer Olympics. Fans can look forward to a variety of grunts, shrieks and hoots as the start of the U.S. Open tennis tournament approaches on Monday, Aug. 27, in New York. Noisemaking competitors have stirred reactions from tennis enthusiasts and opposing competitors, causing governing bodies to look for ways to regulate the sound level. The Associated Press takes a look at offenders past and present, the hindrance rule, and how to tame the grunters. (AP Photo/Mark Humphrey, File) less