Duke freshman Harry Giles to miss six weeks after knee surgery Posted Oct 3, 2016 Harry Giles’ knee issues continue to pile up. Duke’s star freshman and a potential top five pick in the 2017 NBA Draft underwent an arthroscopy on his left knee on Monday. He’s expected to miss six weeks. Duke’s season begins on Nov. 11th. They play Kansas in the Champions Class on Nov. 15th. This is bad news for Giles, who has already torn the ACL in both of his knees. (NBC Sports)