Chilling Amazon product reviews may be linked to alleged S.C. serial killer

A South Carolina realtor stands accused of kidnapping and killing several people across more than a dozen years, and the investigation has revealed he may have bought and later reviewed various products off Amazon that helped with his crimes.CBS News correspondent David Begnaud reports the reviews have become a key part of the investigation into Todd Kohlhepp, who has allegedly confessed to killing four people a decade, and may be linked to at least three other murders and a kidnapping since the