It appears WWE are referring to the former Intercontinental champion as "injured" during the previews for the tournament. 

WWE’s published article is previewing the the matches in the tournament to name a new champion noted that “with Sami Zayn out due to injury, the title will be held in abeyance until the end of the tournament".

This news comes after it was stated he was "unable to compete" which had been the reason they vacated the title. Sami chose not to attend the taping which is something everybody has been given the option to do without getting into trouble.