far from the train tracks on east south street in frederick, is where the body of 15-year-old stacy hoffmasterwas found in december of 1996. she was strangled and left under a thick blanket in the woods near i-70. and her killer was never found. but now, police believe they've got their man. >> it's one of those cases that weighs on you career when you work something like this. so we're very pleased to see this thing come to a clees klose yur. >> 52-year-old lloyd harris was arrested on thursday in kansas city, missouri, police say he lived near where they found stacy's body and was familiar with the girl. it's been 20 years since stacy's body was found in a wooded area. ever since it's been the case that frederick police just couldn't crack. in november of 2014, the detective kevin forest took over the investigation. and started from scratch in his search for leads. >> he's worked this case since november of 2014. re-enter viewing witnesses, reinterviewing past detectives, looking at evidence, reports and putting it back together. >> police say the case was worked on consistently over the yea