Freiburg defender Matthias Ginter requires surgery on Achilles tendonitis which will make him miss the rest of the season and end his small hopes of playing at the European championships. Coach Christian Streich made the announcement on Thursday ahead of their weekend Bundesliga match against RB Leipzig. “Unfortunately the season will be over for him. We regret that a lot, also regarding the European championships where he had hope,” Streich said. “Nothing is broken in the structure, we hope it will not be a big operation. Hopefully he can start well into the new season.” Ginter is a key playe…