Lionel Messi has returned to training with Barcelona for the first time in seven weeks.
Messi suffered a knee injury on Sept. 26th.
Messi may be added to Barcelona's list of subs for El Clasico on Saturday at Real Madrid.
Argentina's team doctor Homero de Agostino has said Messi runs the risk of a recurrence of the injury if he makes his comeback against Real.
Via BBC