A grieving father is hoping after five years, a reward will help find his daughter's killer. WPVI

CHELTENHAM TWP., Pa. (WPVI) -- A grieving father is hoping after five years, a reward will help find the person who struck and killed his teen daughter in a hit-and-run."I felt like I was that blessed person that got this wonderful child," said Dereck Workman.Workman misses his daughter Tanicha every day."I can never forget," he said.On Wednesday April 7, 2010, the 17-year-old was out buying her little brother a video game in Cheltenham Township.At about 10:00 p.m., Tanicha was attempting to cross Cheltenham Avenue near 5th Street.That's when police say she was hit and killed by a van that fled the scene."It was just so devastating that - I don't know, the days just - seem like time just gone," said Workman.The vehicle is described as a silver or gravy Chevy or GMC work van with no windows.The driver was said to be a middle aged white or Hispanic male.The Citizens Crime Commission is administering a $4,000 reward for the arrest and conviction of the person responsible - $2,500 of that was donated by AAA Mid-Atlantic.All you have to do is call 215-546-TIPS (8477). All calls will remain anonymous.