DNA, forensic science testimony again the focus of Norwood trial, day 4

AUSTIN (KXAN) — Forensic science experts will be called to the stand Friday in the fourth full day of testimony in the trial for Mark Alan Norwood.
Norwood, 62, is charged with capital murder in the 1988 beating death of Debra Masters Baker. He has entered a formal not guilty plea and proclaims his innocence.
Melissa Valadez, a hair analyst with the Department for Public Safety lab in Austin was the first witness of the day Thursday. Valadez testified about three questioned hairs