Daily Bagel: Djokovic's bag, 2011 explored

The Daily Bagel is your dose of the interesting reporting, writing and quipping from around the Internet.
• Ever wonder what the pros carry in those huge bags? The video above should give some insight. Oh, and Novak Djokovic singing Serbian music is always a plus.
• Check out this point from Kei Nishikori as he toppled Djokovic at the Swiss Indoors. Good anticipation and use of the angles from the challenger.
• Pete Bodo tells Djokovic to go ahead and pull the plug on 2011.
• Breaking down the draw for the ATP's final regular-season event.
• Steve Tignor with a nice piece on the shifting seasons' effect on playing tennis.
• Former South African doubles specialist John-Laffnie de Jager was named captain for both the South African Davis Cup and Fed Cup teams.
Non-tennis:
first time running the New York City Marathon

Contributor, SI.com Nguyen is a freelance writer for SI.com, providing full coverage of professional tennis both on and off the court. Her content has become a must-read for fans and insiders to stay up-to-date with a sport that rarely rests. She has appeared on radio and TV talk shows all over the world and is one of the co-hosts of No Challenges Remaining, a weekly podcast available on iTunes. Nguyen graduated from the University of California, Irvine in 1999 and received a law degree from the University of California, Davis in 2002. She lives in the Bay Area.