Theodore Sisak Obituary, Erie, PA, Cause of Death: 35-Year-Old Dies in Fatal Interstate 80 Crash Near Austintown, Ohio
October 2, 2026
The Erie, Pennsylvania, community is mourning the sudden loss of Theodore Sisak, a 35-year-old Erie man who died following a fatal vehicle crash on Interstate 80 near Austintown, Ohio, on Thursday, October 1, 2026.
According to the Ohio State Highway Patrol, Sisak was driving westbound on I-80 when his vehicle approached a semi-truck from behind and struck the rear of the trailer. He suffered fatal injuries in the collision.
Theodore Sisak Cause of Death
Theodore Sisak died from injuries sustained in the Interstate 80 crash, according to authorities.
The collision occurred at approximately 3:03 a.m. Thursday on westbound Interstate 80 near mile marker 222, west of the Ohio Route 46 exit in Austintown.
The Ohio State Highway Patrol reported that Sisak’s vehicle quickly approached the semi-truck and struck its trailer from behind. Troopers said speed appears to have been a factor, although the investigation remains ongoing.
No additional medical details concerning his fatal injuries have been publicly released.
Fatal Interstate 80 Crash Near Austintown
The crash involved Sisak’s vehicle and a Freightliner Cascadia semi-truck traveling westbound on Interstate 80.
Authorities responded to the scene during the early morning hours and began investigating how the collision occurred. The circumstances surrounding the crash remain under review, and additional information could be released as the investigation progresses.
At this stage, authorities have not announced a final reconstruction of the collision or established whether any additional factors contributed to the crash beyond the reported speed concern.
Emergency Response
The Ohio State Highway Patrol was assisted at the scene by several local agencies, including the Austintown Police Department, Austintown Fire and EMS Department, Mahoning County Coroner, and ambulance personnel.
Emergency responders worked at the crash site while investigators documented the collision and gathered information needed for the ongoing investigation.
Remembering Theodore Sisak
Theodore Sisak was only 35 years old, making his death an especially sudden loss for those who knew him.
While public information about his personal life remains limited at this time, his death has brought grief to his Erie community and to those connected to him.
For family members, friends, neighbors, and others who knew Theodore, the circumstances of his passing cannot overshadow the memories and relationships that formed the meaningful parts of his life.
Erie, Pennsylvania Community Mourns
Sisak’s identification as an Erie resident has connected the fatal Ohio crash to his Pennsylvania community.
Sudden deaths following roadway crashes can leave families and friends facing grief with little time to prepare. As loved ones process Theodore’s passing, memories of their time with him may provide comfort during the difficult days ahead.
A detailed current funeral-home obituary, including information about his immediate family, career, education, visitation, or memorial service, had not been publicly established in the information reviewed for this report.
Investigation Remains Ongoing
The Ohio State Highway Patrol continues to investigate the fatal Interstate 80 crash.
Authorities have indicated that speed appears to have been a factor, but that finding does not represent a final explanation of every circumstance surrounding the collision. Investigators may continue examining vehicle evidence, roadway conditions, and other information as they work to complete the case.
Theodore Sisak’s Legacy
Theodore Sisak’s life will be remembered by those closest to him for the personal connections and memories he leaves behind.
His death in a sudden Interstate 80 collision has created an absence for the people who knew him, while his family and friends face the difficult process of mourning someone whose life ended unexpectedly.
As additional verified information becomes available, funeral or memorial arrangements may provide an opportunity for those who knew Theodore to gather, remember his life, and offer support to his loved ones.
Information Disclaimer
This report is based on information released regarding the fatal Interstate 80 crash in Austintown, Ohio. The Ohio State Highway Patrol identified Theodore Sisak, 35, of Erie, Pennsylvania, as the driver who died after his vehicle struck the rear of a semi-truck. Authorities said speed appears to have been a factor, while the investigation remains ongoing.
Specific funeral arrangements, detailed family information, and a complete medical or coroner’s report have not been publicly established in the sources reviewed.