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b'After his mother goes to meet up with his ex-step father and doesn\\u2019t make it home, a Colorado teen fears the worst. Despite his suspicions from the outset, it takes Brett Ludwig 24 years and a blood donation to finally help police catch his mother\\u2019s murderer. \\n\\n\\nSponsors:\\n\\n\\nProlon: Go to Prolonlife.com/coldcase right now for 10% off your 5 day nutrition program.\\n\\n\\nRosetta Stone: Cold Case Files listeners can get Rosetta Stone\\u2019s lifetime membership for 50% off when you go to RosettaStone.com/coldcase\\n\\n\\nZocDoc: Check out Zocdoc.com/CCF and download the Zocdoc app for free! '