Vincent Charles Roberts II Guilty In Rice Northwest Museum Of Rocks & Minerals Burglary Case (Photo) - 08/13/26

HILLSBORO, Ore- On August 7, 2026, a Washington County jury found Vincent Charles Roberts II guilty of burglary in the second degree, aggravated theft in the first degree, theft in the first degree, and criminal mischief in the first degree. Deputy District Attorney Christina Luedtke prosecuted this case before Judge Kathleen Proctor.
 

On December 24, 2023, the defendant broke into the Rice Northwest Museum of Rocks & Minerals in Hillsboro, Oregon. He then used a sledgehammer to smash museum display cases and stole nearly all of the gold from an exhibit.
 

Washington County Sheriff’s Office detectives launched an investigation. They learned that the defendant traveled to Salem and Woodburn in an attempt to sell the items to pawn shops. Shop owners recognized the stolen items from an earlier media release issued by the sheriff’s office and alerted law enforcement. Additionally, the suspect’s DNA was found at the scene. Mr. Roberts also had interactions with officers regarding unrelated incidents and was in possession of gold pieces belonging to the museum and materials needed to melt gold.
 

The Washington County District Attorney’s Office commends the work of the Washington County Sheriff's Office on this case. This office also wishes to acknowledge the shop owners for reporting the defendant.
 

A sentencing hearing is scheduled for August 26, 2026.

Isidro Martinez-Ramirez Convicted In Child Sexual Abuse Case (Photo) - 08/12/26

HILLSBORO, Ore- On July 30, 2026, Washington County Circuit Court Judge Brandon Thompson found Isidro Martinez-Ramirez, age 51, guilty of five counts of sexual abuse in the first degree and sodomy in the first degree (Jessica’s Law). Senior Deputy District Attorney Chris Lewman prosecuted this case.
 

The defendant sexually abused the minor victim in this case dozens of times over a three-year period when she was between seven and nine years old. In 2015, the victim reported this abuse to her mother and law enforcement. Her mother was initially uncooperative with the investigation, and police were unable to locate the defendant.
 

In December of 2021, the victim told a counselor about the abuse. The counselor notified the Forest Grove Police Department and the Oregon Department of Human Services. The victim also met with medical experts at CARES Northwest, where she provided additional details.
 

In 2021, the defendant was convicted of attempted sodomy in the first degree in a separate case after he provided a minor with methamphetamine and sexually assaulted the teen.
 

A sentencing hearing is scheduled for August 27, 2026. The defendant will remain in custody pending sentencing.

Giovanni Aguilar-Becerra Sentenced To 95 Months In Prison In Sexual Abuse Case (Photo) - 08/12/26

HILLSBORO, Ore- On August 6, 2026, Washington County Circuit Court Judge Andrew Erwin sentenced Giovanni Aguilar-Becerra, age 22, to 95 months in prison. This sentencing follows a jury trial in which the defendant was convicted of sexual abuse in the first degree and sexual abuse in the second degree (five counts). Senior Deputy District Attorney Chris Lewman prosecuted this case.
 

The defendant sexually abused three minors. Authorities first learned of his criminal behavior in November of 2023 when one of the victims disclosed the abuse to a school counselor. The victim told law enforcement that the defendant provided her with alcohol and marijuana and sexually assaulted her while she was intoxicated.
 

During the course of the investigation, authorities identified a second minor victim who reported similar behavior by the defendant, wherein he sexually assaulted her while she slept. The investigation revealed a third underage victim whom the defendant dated for a period of time before police learned of his ongoing sexual relationship. When confronted with these allegations, the defendant admitted to engaging in sexual activity with all three victims.
 

The Washington County District Attorney’s Office commends the victims in this case for their bravery throughout the legal process. This office also acknowledges the work of the Forest Grove Police Department.
 

The defendant will be transferred to the Oregon Department of Corrections to serve his sentence.

William Mark Duyck Sentenced To 450 Months In Prison (Photo) - 08/12/26

HILLSBORO, Ore- On August 4, 2026, Judge Erik Buchér sentenced William Mark Duyck, age 62, to 450 months in prison. This sentence follows a trial in which a jury found the defendant guilty of six counts of sexual abuse in the first degree. Senior Deputy District Attorney Andy Pulver prosecuted this case.
 

The defendant sexually abused more than one child multiple times over the course of several years. The abuse occurred in the city of Banks, Oregon. Detectives with the Washington County Sheriff’s Office conducted an investigation and located an eyewitness who confirmed the abuse took place.
 

The Washington County District Attorney’s Office commends the victims in this case for their bravery. This office also commends the work of the Washington County Sheriff’s Office.
 

The defendant will be transferred to the Oregon Department of Corrections to serve his sentence.