Werder Bremen defender Christian Groß will end his career at the end of the season, the player said on Monday. “This was an extremely difficult decision to make. I’ve played football for my whole life – that’s what I’m known for. It’s definitely not a decision you can make overnight, but something that you think about for a long time,” Groß was quoted in a statement from the club. Groß will continue to work for Bremen, but discussions on when and in what role he will continue at the club are yet to take place. “His absence will leave a huge gap in the dressing room in the summer,” managing dir…