Scott McDaniel, who operates Scott McDaniel Trucking in Terre Haute, Indiana, said he last spoke with Blueher about 10 p.m. Sunday.
"Butch was the kind of guy that would give you the shirt off his back," McDaniel told News Center 7's James Buechele on Tuesday. McDaniel said he began calling authorities in Indiana and Ohio when he hadn't heard from Blueher -- his former brother-in-law -- by noon Monday.
"I knew there was something wrong when I couldn't get a hold of him because we'll talk two or three times a day," McDaniel said.
The Clark County Coroner's Office is continuing to establish a probable cause of death.
UPDATE @ 10:45 a.m. (Nov. 14):
A truck driver found dead inside his semi in Clark County Monday night was a missing Indiana trucker, according to the owner of the semi.
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Scott McDaniel, from Scott’s Custom Colors in Terre Haute, Ind. told CBS affiliate WTHI-TV their driver was found dead in the parked tractor trailer.
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McDaniel said in a post his company hadn’t heard from the driver since late Sunday night, and he didn’t make it to his next stop in Grove City, Ohio, just south of Columbus.
Clark County coroner investigators are still looking into the death of the man and are trying to determine the cause of death.
Investigators have not released the man’s identity, pending notification to next of kin.
This news outlet will continue to update this story as information becomes available.
FIRST REPORT (Nov. 13):
Clark County deputies are investigating after a man was found dead in a parked semi Monday night, according to our crew at the scene.
Crews were dispatched around 8:43 p.m. on a report of a deceased man in a semi parked at Lineage Logistics at 1895 Airpark Drive.
Deputies revealed little to our crew, but report they received a call from the company owning the truck after they became worried about its driver.
The owner of the truck and whether the deceased man is the driver remain unknown.
An employee at Lineage Logistics tells our newsroom no staff members are permitted to discuss the investigation.
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