Kelsi German said there isn't a day that goes by that she doesn't think about her sister, Libby, who was killed five years ago. For German, finding her sister's killer has become a mission and she's using every tool available to assist with the case. She's also working on her psychology degree at Purdue University, in hopes of helping victims and their families deal with the trauma of violent crimes. Read More: https://www.wrtv.com/news/delphi/delp...