Portland Man Arrested for Robbery and Stabbing
A witness helped police capture a suspect accused of stealing a bike and attacking its owner with a steak knife.
Updated on Oct. 7, 2026 in Property Crime
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Police arrested 42-year-old Serengaw Ham after he allegedly robbed a victim of their bike on Southeast Powell Boulevard. During the confrontation, the suspect reportedly stabbed the victim in the head, causing a puncture wound to their helmet.
Why it matters
The incident highlights the dangers of violent property crime, as the suspect allegedly used a six-inch steak knife to secure the stolen bicycle. Quick intervention by a witness who provided photos and video allowed authorities to track the suspect down within an hour.
Serengaw Ham is currently held without bail on parole violations and faces charges of robbery in the first degree, unlawful use of a weapon, and assault in the second degree.
The players
Serengaw Ham
He is the 42-year-old suspect arrested for robbery and assault who has an extensive criminal history.
The details
The altercation took place near 92nd Avenue when the suspect demanded the victim's bike and struck them with a six-inch steak knife. Officers recovered the bicycle along with the steak knife and a meat cleaver during the arrest between Southeast 88th and Lafayette avenues.
Timeline
The assault and robbery occurred on October 4, 2026.
The suspect was convicted of third-degree assault in 2006.
The suspect was convicted of vehicular homicide in 2012.
The suspect avoided prison for a DUI injury in 2016.
The suspect was convicted of reckless endangerment in 2018.
Legal Context
This case reflects broader trends in the prosecution of repeat violent offenders within Multnomah County. The current charges follow a pattern set by the Oregon mandatory sentencing guidelines for habitual felony defendants.
Residents and business owners near Southeast Powell Boulevard should remain vigilant following this violent encounter. Police continue to process the scene, though no specific new safety advisories have been issued for the surrounding neighborhood.
The takeaway
This case underscores the importance of witness cooperation in capturing suspects quickly after a violent event. Bystanders can assist law enforcement by safely documenting evidence that helps identify perpetrators and recover stolen property.
Further reading
For more information on similar incidents in the area, visit the Portland Property Crime section.
Source note: This article includes information reported by KATU.
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