Top-seeded players from around the world have made their way to the USTA Billie Jean King National Tennis Center in Flushing, New York, for this year’s U.S. Open Tennis Championships.

Many of your favorite athletes are posting behind-the-scenes photos to Facebook, so be sure to follow their journey and join the conversation with #USOpen. You can also check out the U.S. Open Tennis Championships Page, and sign up for the Bracket Challenge with your Facebook friends.

murray and williams

Andy Murray and Serena Williams, the tournament’s defending champions, kicked off the draw on Thursday. Murray shared this photo, tagging Williams in the post.

Murray

Murray posted this photo a little later. “Invited to hit with kids from Queens affected by Hurricane Sandy,” he writes. “Some big hitters.”

Sharapova

Earlier this week, Maria Sharapova announced to Facebook fans that a shoulder injury would keep her from competing this year.

nadal

Rafael Nadal is posting practice pics.

robson

And so is Laura Robson.

Azarenka

Victoria Azarenka shared this photo from an event on Thursday in Manhattan. “With Billie Jean King at the Empire State Building celebrating 40 years of the WTA🙂,” she writes.

king

King posted from the top of the Empire State Building a little later.

Ivanovic

Ana Ivanovic and the U.S. Open Tennis Championship posted this photo of Douglas, who had the chance to hit with her thanks to the Make-a-Wish Foundation.

Berdych

Tomas Berdych grabbed a bite to eat, posting “it’s raining” in two languages.

Kerber

Angelique Kerber says she’s “happy and thankful to stay at the Warwick Hotel” in this selfie.

Nishikori

Kei Nishikori gives a thumbs up from his hotel.

By Alex Walker, Consumer Content Manager & Bree Nguyen, Partnerships Manager