Comment and Analysis
The Mexican striker suffered the injury in the second half of Leverkusen's cup defeat to Werder Bremen on Tuesday.
Based on ability, consistency, longevity and their legacy at the club, Goal names the icons who have had a lasting impact in the history of the Rossoneri.
Who is Real Madrid's greatest ever player? Club correspondent Alberto Pinero goes through the Blancos' illustrious history and counts down the top 20.
Who are the top 20 greatest players in Arsenal history?