Police say they have solved the November murder of a Chicago college student.Charlie McDonald, 17, is in jail and facing charges with one count of first degree murder. He is accused of killing Isaac Pink near his far South Side home back in mid-November. Isaac had been shot in the face and chest. The 18-year-old had just started his freshman year at Truman College, and was studying to become an art and computer teacher. Police have not released a motive.