Schalke player shoves team physio ahead of Bundesliga match

• A Schalke player shoved the team's physio.
• The incident occurred ahead of the Bundesliga match against RB Leipzig.
• The match is scheduled for Saturday at 15:30 CET.
• Head coach Martín Demichelis addressed the media about player availability and strategy.
• The source of the incident is reported by multiple outlets.