Teen accused of killing decorated Marine who texted family 'hey, I'm dying' before saying his last goodbyes threatened to 'shoot up' another person's home weeks earlier: Cops

A Missouri teen accused of killing a decorated U.S. Marine wrong the man's ain location — aft mounting him up successful a Facebook Marketplace scam with 2 different teens — allegedly threatened to termination a idiosyncratic conscionable weeks earlier, telling the idiosyncratic successful texts and telephone calls that helium "would sprout up his house," according to tribunal documents.

Kobe Aust, 18, is already charged with second-degree murder, first-degree robbery and equipped transgression enactment successful transportation with the shooting decease of Ryan Burke, 42, connected Jan. 18 astatine his location successful Columbia, Missouri. Now helium faces a first-degree harassment complaint for the alleged telephone threats helium made toward different idiosyncratic surviving successful the area.

A probable origin affidavit filed by constabulary successful Boone County describes however Aust, who is accused of sidesplitting Burke with 18-year-old defendants Joseph Crane, Alexis Baumann and a juvenile suspect, told the harassment unfortunate that helium would "crunch" him connected Dec. 14, 2025. The unfortunate told constabulary that "crunch/crunching meant Aust would termination [him]," according to the affidavit.

Investigators were shown messages successful which Aust was allegedly telling the unfortunate helium would "beat" him up and that the idiosyncratic would get his "a—" handed to him by Aust if they were to ever fight. The unfortunate told constabulary they "believed Aust was successful possession of a firearm," according to the affidavit.

"There has been video of him showing the firearm and signaling himself with the limb posted online," the affidavit says, citing statements made by the victim. "[Police] observed a video recording, posted to Aust's idiosyncratic Facebook page, holding and showing a firearm with extended magazine," the papers adds.

The unfortunate allegedly said that helium "had been hiding successful the basement" aft receiving the threats retired of fearfulness of what Aust would bash to him. He told constabulary that helium believed Aust would "shoot and kill" him, according to the affidavit.

"Aust knows wherever [the victim] resides and wherever [the victim] works," the affidavit notes.

Aust, who is being held without enslaved for Burke's murder, was informed Monday astir the felony harassment complaint and is scheduled to look for a preliminary proceeding connected March 26.

For the execution case, cops accidental Aust and the others went to Burke's location "under the ruse" of them wanting to bargain his iPhone 15 Pro, which is valued astatine astir $585, according to court documents.

"I'm here," the juvenile fishy allegedly texted Burke aft arriving with the group.

The teens arrived astatine Burke's location astir 8:10 p.m. aft coordinating the gathering connected Facebook, according to police. Baumann allegedly confessed during constabulary interviews to riding with the teens to Burke's location successful her vehicle, with Crane and the juvenile fishy going wrong to retrieve the iPhone portion Baumann waited extracurricular with Aust.

"Alexis advised she heard 3 gunshots from inside," the tribunal documents say. "Juvenile fishy #1 and [Crane] ran backmost retired to her vehicle, and she drove distant from the scene."

Baumann allegedly told constabulary that Crane and the juvenile "were some equipped with pistols, and erstwhile backmost wrong of her car" they admitted to shooting Burke and stealing his phone, "which they sold astatine the ecoATM astatine the Conley Rd. Walmart straight aft the murder," per the tribunal docs.

"Hey, I'm dying and I emotion you," Burke texted his ma and sister aft being shot, according to household person and fraternity member Jerry Reifeiss, who spoke to section CBS affiliate KRCG astir Burke's death.

"He texted them saying that," Reifeiss recounted. "That was conscionable Ryan. He ever enactment radical successful beforehand of him and wanted to marque definite radical knew however helium felt. He didn't privation to spell connected to the adjacent beingness and walk distant without providing immoderate accusation to america present that would bring justness to these radical and fto radical cognize helium ever loves them."

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Police accidental Burke, who reportedly did missionary enactment successful Uganda, besides managed to telephone constabulary aft being changeable and "reported idiosyncratic came to bargain a telephone from him, and the fishy changeable him."

While fleeing, Baumann alleged that Crane and the juvenile "threw their sweatshirts retired of her car window," which Aust corroborated successful constabulary interviews arsenic well, according to police. He, too, allegedly said Crane and the juvenile were equipped and went wrong Burke's home.

The radical is accused of going connected a robbery spree earlier sidesplitting Burke, during which they targeted astatine slightest 2 others for their phones.

"If you interaction maine I'll sprout you," the juvenile fishy told 1 of the victims aft swiping her telephone "when she showed it to him," constabulary say.

Surveillance footage obtained by constabulary shows the teens allegedly selling the phones they stole astatine the aforesaid Walmart connected Conley Rd. pursuing each 3 robberies. Detectives were capable to way down the radical connected Monday utilizing Flock licence sheet cameras to find Baumann's car. She and Aust were taken into custody and interviewed astir what happened, with Crane and the juvenile being arrested aboriginal successful the day.

All 4 individuals are being held without bond.