Werder Bremen will be without midfielder Christian Groß for the final training session before VfB Stuttgart visit the wohninvest WESERSTADION. The 33-year-old continues to be absent due to an infection. Werder Bremen will be without midfielder Christian Groß for the final training session before VfB Stuttgart visit the wohninvest WESERSTADION. The 33-year-old continues to be absent due to an infection.