Sifting through the dirt
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Search underway for victim of serial killer Mack Ray Edwards

Mammoth Lakes Sgt. Paul Dostie, left, and forensic anthropologist Dan Larson from Cal State Long Beach join several dozen local, state and federal authorities and other forensic scientists in the search for the remains of 16-year-old Roger Dale Madison. (Al Seib / Los Angeles Times)
Larson uses a probe to dig up dirt in an area beside what are now the southbound lanes of 23 Freeway at the Tierra Rejada Road exit. The effort is expected to take anywhere from days to a week or more to complete. (Al Seib / Los Angeles Times)
Law enforcement agencies band together in hopes of bringing closure for Madison’s surviving family members. (Al Seib / Los Angeles Times)
Caltrans officials Christina Ruano and Doug Failing look at the pictures of missing people possibly killed by Mack Ray Edwards. Edwards, who killed himself in prison years ago, confessed in 1970 to killing six children. He later told a jailer the real number was closer to two dozen. (Al Seib / Los Angeles Times)
Sherry Barlow, 50 and her daughter Rebekah Kelton, 19, flew from McAlester, Oklahoma to California on Oct. 9 to visit the site where authorities are searching for the body of her brother, Roger Dale Madison, who has was killed in 1968. Barlow says she is grateful for everything that’s being done whether they find Roger’s body or not.  (Myung J. Chun, Los Angeles Times)
The search continued Thursday afternoon as authorities watch while a large excavator digs down to approximately 19-20 feet looking for remains of 16-year-old murder victim Roger Dale Madison. (Al Seib, Los Angeles Times)
Sgt. Paul Dostie, of the Mammoth Lakes Police Department, gives a drink of water to his Black Lab “Buster” after they look for signs in the hole as the search continued Thursday. (Al Seib, Los Angeles Times)
Police continue to excavate along the Tierra Rejada Road exit ramp to the South bound 23 freeway in Moorpark. (Al Seib, Los Angeles Times)