The cold case murder of a 26-year-old Pennsylvania mother in 1988 has been finally solved thanks to DNA evidence found on a chilling letter. — Read on http://www.nbcnews.com/news/us-news/dna-letter-helps-solve-34-year-old-cold-case-murder-pa-mom-rcna44185
Forensics: DNA from letter helps solve 34-year-old cold case murder of Pa. mom — FORENSICS and LAW in FOCUS @ CSIDDS | News and Trends