NEW HYDE PARK — Northwestern University police, Evanston, Illinois police and the FBI have teamed up in an effort to find the 18-year-old student from New Hyde Park, Harsha Maddula. According to authorities, the school sophomore went missing on Sept. 22 after an off-campus house party. Maddula’s family said it is unusual for him to lose contact with them and are currently in Illinois assisting authorities with the search.