In an excerpt from "Barca: The Making of the Greatest Team in the World," author Graham Hunter takes a rare look at Lionel Messi during his days with Barcelona's youth system.
There's a potential storm brewing off the pitch at Barcelona between the club's president and manager. The outcome could affect not only Guardiola's future but Lionel Messi's as well, writes Graham Hunter.
On Tuesday at Camp Nou, this series of Clasicos -- at times ugly, fevered and rude -- will come to an end. Which players will come out of this four-game series with more credit than when they entered?