DNA Evidence Links Convicted Murderer To 1987 Slaying
Arlington Woman Found Dead In Her Home 20 Years Ago

FORT WORTH, Texas -- DNA evidence cracked a cold case linking a convicted murderer to the 1987 slaying of an Arlington woman.

Linda Donahew was found dead in her home.

Police said she was sexually assaulted, then stabbed and strangled.

Almost 20 years later, police have charged Roger Fain Jr. with her murder.

Fain is already in prison serving a life sentence for murdering a Round Rock woman.

Police said there are several similarities between the two crimes.