DHS declines to comment after secretary cites probe involving Rep. Ilhan Omar

Homeland Security Secretary Markwayne Mullin said federal investigators are examining allegations tied to Rep. Ilhan Omar; the agency said it will not discuss ongoing probes.

Homeland Security Secretary Markwayne Mullin said federal investigators are examining allegations related to Rep. Ilhan Omar, and the Department of Homeland Security (DHS) told reporters it cannot discuss ongoing investigations.

Speaking at a Republican midterm convention appearance in Dallas this week, Mullin said investigators were looking at longstanding questions about Omar’s immigration history and an allegation that she married a relative. “Something’s going to happen,” he told the event’s host, according to reporting by JNS. A DHS spokesman told the outlet that, as a matter of policy, the agency does not comment on specific investigative techniques, ongoing investigations or potential future actions.

Why this matters

Statements from the DHS secretary about a sitting member of Congress draw attention because they come from the cabinet official tasked with overseeing immigration enforcement and related components of federal law enforcement. Public comments by a senior official can prompt new scrutiny of an issue, influence public debate and raise questions about the boundaries between ongoing law-enforcement activity and political speech.

At the same time, government practice and longstanding guidelines generally bar agencies from discussing active probes; DHS’s publicly stated policy in this instance was that it would not provide details about any ongoing investigation. That response leaves the public with competing claims: a senior official’s onstage characterization and an agency statement that it will not elaborate on investigative work.

Key context

Who said what: Reporting attributes the onstage remarks to DHS Secretary Markwayne Mullin. Mullin was confirmed and sworn in as DHS secretary in March 2026. The department later declined to comment on investigative details. (See Sources.)
The allegation’s history: Claims that Rep. Ilhan Omar married a sibling to obtain immigration benefits have circulated for years. Multiple news organizations and fact-checkers previously reviewed that reporting and concluded that the evidence available to date was inconclusive or unproven. Omar has repeatedly denied wrongdoing.
No public charges announced: As of publication there have been no publicly filed criminal charges tied to the comments cited by the secretary, and DHS’s spokesman said the agency would not discuss ongoing investigative techniques or potential actions.

Because the matter concerns both a public official and potential law-enforcement activity, reputable reporting practices require caution: allegations should not be stated as fact, denials and agency statements must be recorded, and speculation about outcomes avoided. The history of the specific allegation against Omar includes earlier inquiries, reporting and fact-checking that found gaps in evidence; those earlier findings remain a relevant part of the public record as federal officials discuss or review the matter.

Omar’s office has denied the marriage allegation in the past; independent fact-checkers have noted the claims are unproven. Journalists covering any follow-up developments should look for formal filings, official statements from investigative bodies, court records or other primary documentation before treating allegations as established facts.

What to watch next

Any formal filings or public announcements from federal prosecutors or the DHS Office of Inspector General identifying an investigation or charging decisions.
Statements from Rep. Omar’s office responding to the secretary’s remarks or to any formal investigative steps.
Whether congressional committees seek documents or testimony tied to the department’s public comments or to the broader set of allegations referenced by officials.

For now, the public record contains a senior official’s onstage comments, a department statement that it will not discuss ongoing probes, and longstanding fact‑checking that describes the underlying marriage allegation as unproven. Journalists and readers should treat the allegation as an unresolved claim until it is substantiated in public legal filings or authoritative agency disclosures.

Sources:

JNS — US agency won’t comment on ongoing probes, after its head said at GOP midterm event that Ilhan Omar married her brother

PolitiFact — Did Ilhan Omar marry her brother? Her hometown newspaper investigated and told us what they found

DHS — Photo release: Department of Homeland Security Secretary Markwayne Mullin sworn in at the White House (March 24, 2026)

Featured image: https://assets.newsweek.com/wp-content/uploads/2026/09/GettyImages-2288901316.jpg?w=1200&crop=1

Sources

Featured image credit: source image.