Daily Bagel: Is Roger Federer working with Stefan Edberg?
The Daily Bagel is your dose of the interesting reporting, writing and quipping from around the Internet.
• Video: A Christmas classic: The ATP and WTA sing the 12 Days of Christmas.
• Tweets that make you think, "Hmmmm."
• Andy Murray will return Dec. 26 at an exhibition against Jo-Wilfried Tsonga in Abu Dhabi.
• Sam Stosur's former coach, David Taylor, is now working with Ajla Tomljanovic, 20, a talented Croatian prospect of whom Chris Evert speaks very highly.
• The holiday season is all about pie ... charts. The Changeover has a nice graphical display of how the ATP top 10's points break down.
• Twists of fate: How would 2013 have looked if these matches had turned out differently?
• ESPN picks its favorite tantrums of 2013. Needless to say, No. 1 and No. 2 swept all the awards this year.
• Leander Paes played some cricket.
• You can help the WTA improve its product by taking this survey.10 great pieces of sportswriting in 2013