This Sunday in Houston against the Texans, the Tennessee Titans will be starting rookie quarterback Malik Willis.
Veteran quarterback Ryan Tannehill, who has played for the Titans for 11 years.
Went from being listed as doubtful to out on Saturday due to sickness and a right ankle injury .
He sustained in last week's victory against Indianapolis.
Tannehill was only sidelined for a single play, but he wore a walking boot as he departed the field.
Both Wednesday and Friday, he was absent from Titans practice (4-2).