And we are going to be in this half hour with the countless lives. Straight from the mouth of a killer for the first time. You were really being allowed into the interrogation room to hear directly... See More
And we are going to be in this half hour with the countless lives. Straight from the mouth of a killer for the first time. You were really being allowed into the interrogation room to hear directly from the newlywed who just pled guilty to murdering her husband ABC's -- Roy. He's in Los Angeles with more -- good morning. Good morning Dan -- -- the inner -- took place over three days during a weeklong period and during that time Jordan Lynn Graham talks before investigators. And changes her story dramatically. I'm getting some inconsistencies. In what you're telling me this newly released video shows the days of questioning. That led to the confession prosecutors say was a center of their case against Jordan Lynn -- we'll -- you personally. -- -- But that came only after days of telling investigators that he had no idea what happened to 25 year old Cody -- Johnson. It is going to go. For -- rented some of that happening there visiting. But Thursday -- changed her pleading guilty of second degree murder admitting she pushed Johnson off a cliff -- Glacier National Park in July dirty Harry feelings. Prosecutors say not only was the killing intentional. They see that videotaped interview helped prove -- try to cover up her crime. I don't know anything more. -- where nothing can. And date to of the questioning -- maintained her story to two detectives and I -- -- going. She also -- -- mother who was briefly in the room and who go. After she eventually leads park Rangers to Johnson's body rams changing story undergoes its biggest shift. She finally confesses to pushing Johnson but says it was an accident during an argument. It took out my arm and a jacket and it didn't know that that -- an independent -- I felt -- a lot of questions and he went over and then. It. When. Now that grams pleaded guilty that -- his aunt says Johnson's family is grateful. It was very emotional it's been a long -- for us. Her attorney said this morning that Graham took the plea deal because it takes first degree murder off the table. She is scheduled to be sentenced on March 27 to -- -- fascinating story fascinating -- you -- thank you.
This transcript has been automatically generated and may not be 100% accurate.