The Daily Bagel is your dose of the interesting reporting, writing and quipping from around the Internet.
• Video: So, Rafael Nadal is doing OK at the Rio Open.
• Goran Ivanisevic, who is working with Marin Cilic, says ex-players make the best coaches. Agree?
• Sabine Lisicki is continuing to work with Martina Hingis on a trial basis.
• Marion Bartoli stands up for gay rights, posting this picture with French track star Muriel Hurtis.
• For all the talk about equal prize money, Forbes focuses on the pay gap between the men and women in less prestigious events than Grand Slams.
• Laura Robson is still working on her rap game.
• Sloane Stephens updated her blog.
• Is Davis Cup suffering in relevance as a competition? SI.com's Jon Wertheim weighed in with his thoughts in this week's Mailbag and The Overrule blog posted a response. • Non-tennis: Thursday's USA-Canada women's gold medal hockey game was amazing.