![Inconsistent Line Calls: Case of Maria Sharapova Highlights Problems with Anti-Doping Programs in Professional Tennis | Villanova University Inconsistent Line Calls: Case of Maria Sharapova Highlights Problems with Anti-Doping Programs in Professional Tennis | Villanova University](https://www1.villanova.edu/content/villanova/law/academics/sportslaw/commentary/mslj_blog/2017/0228/_jcr_content/pagecontent/textimage/image.img.jpg/1496246673387.jpg)
Inconsistent Line Calls: Case of Maria Sharapova Highlights Problems with Anti-Doping Programs in Professional Tennis | Villanova University
![Serena Williams gets drug-tested far more than other tennis players. This time, an anti-doping official showed up at her house. Serena Williams gets drug-tested far more than other tennis players. This time, an anti-doping official showed up at her house.](https://mediacloud.theweek.com/image/private/s--yHcAde7b--/f_auto,t_primary-image-mobile@1/v1608519917/GettyImages-986130842.jpg)
Serena Williams gets drug-tested far more than other tennis players. This time, an anti-doping official showed up at her house.
![Former top-20 women's tennis player Varvara Lepchenko suspended four years for doping - CBSSports.com Former top-20 women's tennis player Varvara Lepchenko suspended four years for doping - CBSSports.com](https://sportshub.cbsistatic.com/i/r/2022/03/04/03af13a0-438d-4f03-b7a2-6f8f29ce98e5/thumbnail/1200x675/e569431aae757e45805fce7e64fa210a/lepchenkousatsi.jpg)