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State of Maryland v Kajohn McCombs

Man founded murder in car outside restaurant

Crime On March 5, 2023, officers responded to a welfare check and found Deandre Ellis shot and dead in a car outside of a restaurant. Four men, including Kajohn McCombs, were charged with the crime.
Evidence Investigators collected swabs of the vehicle as evidence.
DNA The Montgomery County Police Crime Laboratory generated DNA data from the passenger door swabs.
Match The laboratory was unable to interpret the DNA data due to mixture complexity.
TrueAllele On the same data, TrueAllele calculated inclusionary match statistics of 6.71 thousand and 10 million to two other suspects.
Cybergenetics    On September 10, 2025, Cybergenetics analyst William Allan testified before a Montgomery County jury about the TrueAllele DNA results.
Outcome On September 12, 2025, the jury found the defendant not guilty of murder and use of a firearm.
Media

  • Two cousins arrested in murder of man found shot to death in car in Silver Spring - ABC7 News WJLA
  • 2 Prince George's County cousins arrested in connection with Silver Spring murder - Fox 5 Washington DC
  • 2 Men Arrested in Fatal Shooting in Downtown Silver Spring - NBC4 Washington