After watching it for hours, investigators discovered clues that led them to an undocumented immigrant, who on Tuesday led them to a leaf-covered physique in a cornfield.
It’s unclear why Rivera killed Tibbetts, mentioned Rick Rahn, particular agent in cost on the Iowa Division of Prison Investigation.
“I am unable to actually converse to you concerning the motive,” Rahn mentioned. “I can simply let you know plainly he adopted her and gave the impression to be drawn to her on that exact day and for no matter purpose he selected to abduct her.”
An post-mortem to find out when and the way the girl died is deliberate for Wednesday.
The suspect is an undocumented immigrant who authorities imagine has been within the space for 4 to seven years, Rahn mentioned. Fees had been filed in district courtroom in Poweshiek County and bail was set at $1 million.
Police: Tibbetts informed suspect she would name cops
Authorities mentioned the suspect adopted Tibbetts on July 18, video recorded by a house surveillance system reveals.
In accordance with courtroom paperwork, the suspect mentioned in an interview that when he approached Tibbetts, she pulled out her mobile phone and informed Rivera she was going to “name the police” and that induced him to get offended.
He mentioned he blacked out and wakened at an intersection in rural Poweshiek County, courtroom paperwork say.
Rahn mentioned the suspect informed investigators he realized he had put the girl within the trunk of his automotive and when he took her out, he noticed blood on the aspect of her head, the doc says. He left the physique in a cornfield and lined it with corn leaves, it provides.
Shawn Neudauer, a spokesman for Immigration and Customs Enforcement, mentioned the company on Tuesday despatched a detainer request to native authorities for Rivera, who’s from Mexico.
Rahn mentioned Tibbetts’ Fort Wayne Dentist footprint, which included knowledge from a health tracker generally known as a Fitbit, performed a job in fixing the case.
Tibbetts’ father, Rob Tibbetts, when reached earlier Tuesday, had no remark.
In depth and prolonged search
Earlier than she went lacking, Tibbetts’ brother dropped her off at her boyfriend’s home so she might dog-sit, HLN reported. Her household reported her lacking after she didn’t present up for work the subsequent day.
Investigators launched an intensive seek for Tibbetts throughout the world, together with in ponds, fields and from the air.
Rahn mentioned final week that authorities had acquired greater than 1,500 suggestions and performed greater than 500 interviews within the case.
Tibbetts was learning psychology on the College of Iowa and wished to get a doctorate and write books, her father mentioned.
Correction: An earlier model of this text incorrectly spelled the primary title of the suspect.
CNN’s Dave Alsup, Sheena Jones, Chris Boyette, Cameron Markham and Kara Devlin contributed to this report.