Fort Yates Man Listed on Sex Offender Registry
FORT YATES, N.D. (trfnews.i234.me) — Mason Cruz Long Feather is listed in sex offender registration records.
The supplied registry record lists Fort Yates as Long Feather’s community of residence.
The record identifies Long Feather as a Tier 3 registrant.
It lists June 23, 2026, as his most recent verification date.
TRF News is not publishing Long Feather’s exact street address.
2019 Federal Conviction
The record lists a federal conviction dated June 11, 2019.
The listed offense is sexual abuse of a minor or ward.
The conviction is listed under 18 U.S.C. § 2243.
The federal statute covers certain sexual acts involving minors.
It also addresses offenses involving wards and people in federal custody.
Readers can review 18 U.S.C. § 2243.
The supplied registry record does not contain the full federal court file.

Mason Cruz Longfeather. January 2024 booking photo
Registration Information
Fort Yates is within the Standing Rock Sioux Reservation in North Dakota.
The Standing Rock Sioux Tribe maintains a public sex offender registry.
Readers can visit the Standing Rock Public Sex Offender Registry.
North Dakota also offers state registry information and tribal registry links.
Registration information may change after required updates are submitted.
Those changes can include residence, employment, or other registration information.
Readers should check official registry websites for the newest available records.
Public Record Information
The photograph above comes from a separate 2024 booking record.
It should not be read as evidence of a new conviction.
The sex offender information in this story concerns the listed 2019 federal conviction.
This report summarizes the registry information supplied to TRF News.
It also provides links to official federal law and public registry resources.
The report makes no allegations beyond the documented conviction and registration record.
I’m Adrian Cole reporting for TRF News.
Copyright 2026 TRF News. All rights reserved.