The Iowa Medical Examiner's office added that further examination "may result in additional findings".
The Iowa farm that employed Cristhian Bahena Rivera, who is charged with first-degree murder in Tibbetts' death, initially said they used that program to screen Rivera, but later backtracked and conceded that they had used a different system not created to flag immigration violations.
Goodman said she was confused and rushed to check social media.
Investigators say they believe Rivera abducted Tibbetts as she went on an evening jog, killed her and dumped her body in a cornfield. But after confessing to her killing Monday, Rivera led police this week to her body in a field. Investigators zeroed in on him as the suspect after obtaining footage from surveillance cameras showing a vehicle connected to him circling the area of Tibbetts' running route.
Here's what said, as by the Hill: "I know most of the Fox audience disagrees with me, but I'm begging you to have compassion and not brand this entire population by the deeds of this one person".
Jugador del Athletic de Bilbao es grabado escupiendo a su pareja
En las últimas horas, España se encuentra escandalizada por un video, de un jugador del Athletic Bilbao agrediendo a su pareja . En la primera escena, el delantero que aparecía sentado, fue increpado por la joven , quien le recriminó su actitud y lo empujó.
"The CNNs, the MSNBCs, most of the print media in this country, and the Democrats, they are all accomplices in the death of this young girl and the death of everyone else", he said. He was ordered jailed on a $5 million cash-only bond after a prosecutor said he was a danger to the community who was accused of a "heinous crime". He faces life in prison without the possibility of parole if convicted.
Iowa Senator Joni Ernst introduced legislation to require the detention of illegal immigrants who have harmed other people. "She was killed by a awful person that came in from Mexico, illegally here", the US President said.
At a rally in West Virginia on Tuesday night, Trump appeared to reference the case and the arrest of the "illegal alien" from Mexico.
"We are living in two alternative political universes", Gingrich said, before suggesting that if Trump's personal scandals are fair political fodder, so is Tibbetts' death. An ICE spokesman said Thursday that its agents worked with state and local investigators in "identifying, locating and interviewing the suspect".
But others around town, including Rivera's defense lawyer, question whether the family had to have had suspicions, if not known, about Rivera's immigration status.
The slaying of Mollie Tibbetts and the arrest of this week of farmworker Cristhian Rivera pulled attention away from the convictions of the president's former campaign chairman and personal attorney while providing an example of the kind of criminal fears that fueled Trump's rise to the White House. "We're only at the very preliminary stages".