Xavier Malisse retired in 2013 and is currently coaching South African Lloyd Harris. But he came out of retirement to play doubles with Harris at the 2021 European Open at Antwerp, Belgium. They knocked out the top seeds and reached the semifinals. (ATP)

Emma Raducanu is working with Esteban Carril on a trial basis. Carril previously coached Johanna Konta and helped her become a Top 10 player. (Eurosport)

Roger Federer attended Alexandre Arnault and Geraldine Guyot’s wedding in Venice, Italy. Federer appeared without crutches. (Tennis.com)

Anna Konjuh is ending her her 2021 season to rest and recover. She will finish the year inside the Top 100. (Twitter)

Novak Djokovic is coy about his vaccination status. But Australia has been clear that he cannot play the Australian Open without being vaccinated. (CNN)

Daniil Medvedev is not happy about players being asked about their vaccination status (Mirror)

Samir Bannerjee will play college tennis at Stanford. He had previously committed to Columbia. He won the 2021 Wimbledon boy’s title and is ranked world number 3 in the ITF junior rankings. (Twitter)

Jannik Sinner easily beat Gael Monfils to win the Sofia Open. Still a good week for the Frenchman. (ESPN)

Garbiñe Muguruza defeats Ons Jabeur to win the Chicago Fall Tennis Classic – her second title of the season and ninth overall. (WTA)

Aryna Sabalenka is out of Indian Wells after testing positive for COVID-19. She was skeptical of vaccines before her diagnosis. (Sky Sports)

Continuing tennis’ long tradition of tournaments giving wild cards to siblings of popular players, the ATP Challenger event at the Naples has given a wild card to Matteo Berrettini’s brother, Jacopo Berrettini. (Italy24)

Guillermo Coria is the new Argentine Davis Cup captain. Coria, the 2004 French Open finalist,  takes over from Gastón Gaudio, who chose to leave the captaincy. (Twitter)

Harriet Dart is struggling with an illness unrelated to COVID-19. (Twitter)

FBI will be on-site at Indian Wells to prevent threats and abuse to tennis players (Twitter)