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Authorities say his cell phone records show he's at Chad's house there in Rexburg just hours before that gunman confronts Tammy. And authorities determined he's there again the night Tammy dies. And Alex makes a point of getting Chad's patriarchal blessing when he wants to get married to his girlfriend, Zulema Pastenes. Zulema is a spiritual woman and life coach.

Zulema's 25-year-old son, Joseph, is the one calling 911. Paramedics arrive and rush Alex to the hospital, where he's pronounced dead. He's only 51 years old. No one will ever be able to ask Alex what he was doing at Chad's house the night Tammy died, or about the disappearance of JJ or Tylee. And police are trying to find the truth about how he died.

Zulema's 25-year-old son, Joseph, is the one calling 911. Paramedics arrive and rush Alex to the hospital, where he's pronounced dead. He's only 51 years old. No one will ever be able to ask Alex what he was doing at Chad's house the night Tammy died, or about the disappearance of JJ or Tylee. And police are trying to find the truth about how he died.

Zulema's 25-year-old son, Joseph, is the one calling 911. Paramedics arrive and rush Alex to the hospital, where he's pronounced dead. He's only 51 years old. No one will ever be able to ask Alex what he was doing at Chad's house the night Tammy died, or about the disappearance of JJ or Tylee. And police are trying to find the truth about how he died.

Alex's widow, Zulema, wants to know what happened to her husband.

Alex's widow, Zulema, wants to know what happened to her husband.

Alex's widow, Zulema, wants to know what happened to her husband.

And the day Alex is speaking about something possibly happening to him, it's the same day Tammy Daybell's body is being exhumed.

And the day Alex is speaking about something possibly happening to him, it's the same day Tammy Daybell's body is being exhumed.

And the day Alex is speaking about something possibly happening to him, it's the same day Tammy Daybell's body is being exhumed.

And after Alex's funeral, Chad and Lori returned to where they were married, Hawaii. Give us one piece of information. But Tylee and JJ aren't with them. They're still missing.

And after Alex's funeral, Chad and Lori returned to where they were married, Hawaii. Give us one piece of information. But Tylee and JJ aren't with them. They're still missing.

And after Alex's funeral, Chad and Lori returned to where they were married, Hawaii. Give us one piece of information. But Tylee and JJ aren't with them. They're still missing.

Police along with the FBI issue a press release, denouncing that JJ and Tylee are missing and endangered children. And that is when the story goes national.

Police along with the FBI issue a press release, denouncing that JJ and Tylee are missing and endangered children. And that is when the story goes national.

Police along with the FBI issue a press release, denouncing that JJ and Tylee are missing and endangered children. And that is when the story goes national.

By the time the nation is searching for them, JJ and Tylee haven't been seen for three months.

By the time the nation is searching for them, JJ and Tylee haven't been seen for three months.

By the time the nation is searching for them, JJ and Tylee haven't been seen for three months.

New developments involving missing siblings from Idaho. Their mother, but not the children, has been found by authorities in Hawaii.