Somebody Knows Something: A 45 year old mystery continues to haunt Bethlehem

45 years ago, police say Holly Branagan was found dead with a butcher knife in her back in her home in Bethlehem. The mystery continues as family and friends believe that “Somebody Knows Something” in hopes to solve the several decades old crime. NBC10’s Brian Sheehan has a preview ahead of tonight’s special on NBC10 at 7:30 p.m.