TennisExplorer - World No.1 Ash Barty and Australian Open champion Naomi Osaka will both play in next month's Stuttgart Grand Prix women's tournament in Stuttgart which will be played behind closed doors
![ST PETERSBURG, RUSSIA - MARCH 21: Sabrina Santamaria of the United States and Kaitlyn Christian of the United States playing doubles during their match against Nadiia Kichenok of Ukraine and Raluca Olaru ST PETERSBURG, RUSSIA - MARCH 21: Sabrina Santamaria of the United States and Kaitlyn Christian of the United States playing doubles during their match against Nadiia Kichenok of Ukraine and Raluca Olaru](https://c8.alamy.com/comp/2F4HCWW/st-petersburg-russia-march-21-sabrina-santamaria-of-the-united-states-and-kaitlyn-christian-of-the-united-states-playing-doubles-during-their-match-against-nadiia-kichenok-of-ukraine-and-raluca-olaru-of-romania-during-the-finals-of-the-2021-st-petersburg-ladies-trophy-wta-500-tennis-tournament-at-sibur-arena-on-march-21-2021-in-st-petersburg-russia-photo-by-anatolij-medvedorange-pictures-local-caption-sabrina-santamaria-credit-orange-pics-bvalamy-live-news-2F4HCWW.jpg)
ST PETERSBURG, RUSSIA - MARCH 21: Sabrina Santamaria of the United States and Kaitlyn Christian of the United States playing doubles during their match against Nadiia Kichenok of Ukraine and Raluca Olaru
![ZooTennis: Krueger Advances to Second Straight Orange Bowl Final, Faces Two-Time Finalist Kolodynksa; Top Seed Fajta and Surprise Finalist Fils in Boys Title Match; Brantmeier and Hance Claim Doubles Title ZooTennis: Krueger Advances to Second Straight Orange Bowl Final, Faces Two-Time Finalist Kolodynksa; Top Seed Fajta and Surprise Finalist Fils in Boys Title Match; Brantmeier and Hance Claim Doubles Title](https://1.bp.blogspot.com/-pb3M-ym6Tok/X9Vlt75D_ZI/AAAAAAAJsMY/iNcfud-YqrYxeFHjd-8UJsC7VPvaCnvnwCLcBGAsYHQ/s523/Krueger12-10-20.png)