John and Patsy Ramsey were no longer people of interest in the murder of their daughter on July 9th thanks to touch DNA analysis. Touch DNA analysis is defined as: analysis of skin cells left on firearms, victim’s bodies, or any other surface at the scene (Minor, M.S., 2013, p. xx). Touch DNA analysis was brought to the forefront by the Ramsey case in 1999. Crime Scene techs collect skin cells from the crime scene and test them using PCR (polymerase chain reaction) to make copies of 13 locations on the DNA (Minor, M.S., 2013, p. xx). It only requires 7-8 cells from the epithelium (Houck & Houck, 2008). This technique is often confused with a process called Low Copy Number (LCN) testing (Houck & Houck, 2008). The process has been criticized
