The seven-year-old american boy, Joshua 'JJ' Vallow and his 17-year-old sister Tylee Ryan was last seen in september, and police say they 'have a strong belief that joshua's and Tylees life is in danger'.
Now is the mother, Lori Vallow, who lives in Idaho, has been arrested.
This writes the american media Time.
the Reason for his mother's arrest, she and her new husband Chad Daybell has lied about where the children are located, police in Idaho-city of Rexburg.
Her husband, Chad Daybell, reportedly told a local person, to Lori Vallow not have any children, while Lori Daybell even told another person that her daughter has been dead for more than a year ago.
'Vallow has left his two minor children, delayed the police attempt to find her children and called on another person to delay police attempts to find her children', says the Madison County prosecutor Rob Wood in an official statement.
the Article continues under the picture ...
Lori Vallow is arrested. Photo: Politifoto
But the case goes far beyond the two children's disappearance.
It extends over several states and involves investigations in three different deaths.
Lori Vallows ex-husband, Charles Vallow, was 11. July skuddræbt in Phoenix by Loris's brother, Alex Cox. Brother claimed that he shot in self-defense.
the Murder was not easier to solve, when Alex Cox himself died of unknown causes in december.
But also his mothers new husband, Chad Daybell have experienced a death in the immediate family shortly before, he got together with Lori Vallow.
Lori Vallow moved with his now missing children to Idaho in august. Two months later died of her current husband's ex-wife Tammy Daybell. Forensic experts estimated at the time that she died of natural causes, but when Chad Daybell two weeks after his wife's death married Lori Vallow, the police were suspicious.
We have then decided to dig Tammy Daybells equal up to further investigation.
the Results of the investigations by Tammy Daybell and Alex Cox's equal has not yet offentlggjort.
Lori Vallows defense attorney, Sean Bartholick, has not yet responded to any inquiries either on the phone, email or social media.
A spokeswoman said that the police will hold a press conference in the case on Friday afternoon local time.