trial

Originally published Feb. 21, 2011

LOS ANGELES, CA – A forensics expert testified Thursday that the DNA of a British national accused of fatally stabbing a drug dealer and his girlfriend was found at the Los Angeles condominium where the killings took place.

But Robin Cotton, Director of Biomedical Forensic Sciences at Boston University, also acknowledged under cross-examination that authorities couldn’t identify all of the DNA found at the crime scene.

Some quantities of the DNA were too small and the computers used at Cellmark Laboratory were not able confirm the identities of who the genetic materials belonged to, said Cotton, Cellmark’s laboratory director from 1994 to 2006.

“What Dr. Cotton’s testimony showed was that there is DNA evidence showing unknown persons where some of the largest crime scenes are in the apartment,” said defense attorney Amy Jacks. (more…)