The sister of Gabriella Drozdz wrote an emotional letter to ABC7's news partner, The Daily Herald. In it she says her family remains divested by the crash that killed her 18-year-old sister.
Drozdz and two friends were walking south on Church Street last month when they were struck from behind.
Lake Zurich Police say they have followed up on more than a 100 tips and they are still trying to locate the vehicle involved in the crash.
A $5,000 reward is being offered for information leading to an arrest.