Daily Bagel: Jack Sock returns with new outlook, Serena's top comebacks

The Daily Bagel is your dose of the interesting reporting, writing and quipping from around the Internet.
• The BNP Paribas Open asked local second-graders to draw their favorite players and then had the players try to guess who was who. How did Rafael Nadal rate his portrait? "I think I am a little bit more beautiful." Fun stuff.
[youtube=https://www.youtube.com/watch?v=d9-WvB0otnQ]
• Nice compilation here of Serena Williams' greatest comebacks.
• Jack Sock returns to tennis with a new perspective after his brother Eric is recovering from a near-fatal bout with pneumonia.
• Love this: GrigorDimitrov out hot-shots Nick Kyrgios and shoots him a wink afterwards:
[youtube=https://www.youtube.com/watch?v=g6arOUlItrw]
• Eugenie Bouchard will play Lesia Tsurenko in the fourth round in Indian Wells. Get to know Tsurenko here.
• Sloane Stephens has a message to her Twitter haters:
[tweet=https://twitter.com/BenRothenberg/status/577311913400344576]
[tweet=https://twitter.com/BenRothenberg/status/577321297933262848]

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.