RB Leipzig's CEO Oliver Mintzlaff has warned Timo Werner that he will be sold if he declines to sign a contract extension before the end of the current campaign.
Werner has emerged as the club's most prized asset in recent years and he is enjoying his most prolific season yet, having hit 11 goals in 17 Bundesliga matches.
His goals have helped to propel Leipzig into the top four, with realistic hopes of returning to the Champions League next season.
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Werner already has 23 caps for Germany under his belt and he has been widely tipped for a bright future at both international and club level.