#LASD says former wife of Bill Medley of The Righteous Brothers was killed by Kenneth Troyer. Troyer was linked to the murder case through a DNA sample collected six years ago from a “first-degree” relative, sheriff’s Capt. Investigators were able to name Troyer as the killer after requesting another search last year, the sheriff said.”The familial DNA search is the only reason Troyer was identified in this horrific crime,” he said. LOS ANGELES (KABC) — Law enforcement officials from Los Angeles and Orange counties announced Monday that the cold case murder of Karen Klaas, ex-wife of famed singer Bill Medley, has been solved through the use of “familial” DNA testing.Klaas, 32, was found sexually assaulted, strangled and left unconscious in her Hermosa Beach home on Jan. A man was seen leaving her home at the time but Klaas’ killer was never located. 41-year-old cold case solved. County Sheriff’s Department. Steve Katz said.The captain declined to specify the family member’s relationship with Troyer, but said a father or son is an example of a first-degree relative. She was taken to a hospital, where she lay in a coma for five days before her death several days later. Troyer, who allegedly committed several sexual assaults and robberies, was fatally shot by authorities in Orange County in 1982. Klaas dropped off the child at daycare and went home on the day of the fatal attack, authorities said.When neighbors were unable to contact her, they became concerned and notified police. pic.twitter.com/jSAxygYcwc— Rob Hayes (@abc7robhayes) January 30, 2017 He was identified by a familial DNA search, a technology in which investigators scour law enforcement databases to find possible relatives of an individual suspected of a crime. Medley, best known as one of the Righteous Brothers with former singing partner Bobby Hatfield, thanked those who had worked for years to solve the case.”It’s been a long road, and we’re just thrilled that we can close the book on this,” Medley said, adding that he “became numb” when he initially learned the suspect’s identity had been discovered.Klaas remarried after her marriage with Medley. She and her new husband had a child who was 4 years old in late January 1976. 30, 1976, according to the L.A. Kenneth Troyer was named as the murder suspect during a news conference attended by Medley and other family members. Investigators ruled out her husband as a suspect.At the news conference, Orange County Sheriff Jim McDonnell praised the tenacity of homicide detectives who continued to work the case even after an initial familial DNA search in 2011 proved fruitless.