Upon assuming the role of Homeland Security secretary after the dismissal of Kristi Noem, Markwayne Mullin committed to steering the department—tasked with enforcing the Trump administration’s mass deportation policy—away from media scrutiny.

However, only a few months into Mullin's tenure, the department has once again found itself at the center of controversy, following three fatalities during encounters with Immigration and Customs Enforcement officers within less than a week.

These events constitute the first major test for Mullin, who promised to provide stable leadership for a department that has been unsettled by his predecessor's conduct and the Trump administration's strict immigration enforcement.

As he confronts the rising violence, he is forced into a delicate balancing act, managing pressure from a White House keen to carry out mass deportations and from his former colleagues in Congress who are demanding answers, all while trying to ease tensions in American cities over the deaths.

Upon taking office, Secretary Mullin stated that his aim was to keep the department out of the news, Democratic Rep. Seth Magaziner said on the House floor Tuesday.

Then, waving a newspaper, he added: “Well, you’re back on the goddamn front page now.”

Mullin, a former senator from Oklahoma, was an unexpected choice to lead the vast department after Noem was dismissed following two fatal shootings of American protesters by federal immigration officers in Minneapolis earlier this year.

As the secretary responsible for executing the administration's mass deportation strategy, Noem adopted an assertive approach to immigration enforcement, placing herself at the forefront—most notably through a visit to a detention center in El Salvador.

She was quick to comment publicly on contentious incidents, offering statements on both Minneapolis shootings that characterized the deceased protesters as instigators.

President Donald Trump, who had made mass deportations a central pledge of his second term, ultimately became disillusioned with Noem due to a $200 million advertising campaign and her handling of the Minneapolis operation.

Mullin promised a different approach, while still pledging to deliver on the president’s priorities.

His first trip as secretary was not to promote immigration enforcement but to observe hurricane recovery efforts in North Carolina.

Noem frequently went out on immigration raids with her officers — Mullin has not.

Since becoming secretary and following the unrest in Minneapolis, the administration has moved away from high-profile, unpopular immigration enforcement in American cities, adopting a quieter approach that has largely shifted media attention away from the crackdown.

Under Mullin, Immigration and Customs Enforcement is also retreating from a plan to use warehouses to detain migrants.

Immigration arrests persist under Mullin, often with minimal public attention: in late June, ICE detained 10,000 individuals over a five-day period, averaging approximately 2,000 arrests per day.

Furthermore, legal avenues for immigration have encountered additional restrictions.

During Mullin's tenure, Trump has praised the secretary as "so incredible" and "amazing," commending him for relinquishing his Senate seat to lead DHS.

For months, it seemed that Mullin’s shift in strategy was gaining traction.

Although advocates and civil rights groups accused the department of mistreating immigrants under his leadership, his less confrontational style appeared to keep the department out of the public eye.

The developments of the past week have presented Mullin with a fresh dilemma as he attempts to reconcile his conciliatory stance with the president's expectations.

"Navigating competing policy objectives is a challenge for any Cabinet secretary, but Mullin faces this more acutely than most," said Tom Warrick, a former counterterrorism official at Homeland Security now at the Atlantic Council.

For Homeland Security, the White House aims to simultaneously meet its immigration quotas while maintaining public trust, and achieving this—even with the funding Mullin has—is an exceptionally difficult challenge.

During immigration enforcement operations, ICE officers in Houston and Maine fatally shot individuals who were inside their vehicles.

In a separate incident in Florida, a man attempting to evade ICE officers lost his life in a car collision.

Mullin has refrained from making any public comments regarding the deaths, while the department’s public affairs office has issued only succinct statements after each incident.

Behind the scenes, Mullin, who often notes that he shares his cellphone number with members of Congress and encourages them to call him directly, has engaged with lawmakers and shared information, including conversations with both senators from Maine.

Following the second fatal shooting in Maine, amid mounting criticism from protesters and Mullin’s former congressional colleagues, ICE was ordered to suspend most vehicle stops.

The decision provoked intense outrage among Trump’s supporters.

Conservative influencer Nick Sorter described it as a “TOTAL CAPITULATION to the left” in a post on X.

Conservative activist Mike Davis accused Mullin of heeding the advice of Maine Senator Susan Collins, who stated that she had recommended the vehicle stop pause to the secretary.

A day later, Trump appeared to contradict the guidance issued to ICE, asserting in a social media post that "we must be strong, tough and smart and we CANNOT give up one of ICE's most important and effective Crime Fighting tools, THE TRAFFIC STOP!"

Mullin subsequently reposted Trump's remarks, asserting that individuals within the country would be "arrested and deported wherever they are."

He later declared on X that he and the president are "on the same page."

It remained unclear whether vehicle stops had been reinstated.

The incident highlighted the tension between Mullin's attempts to maintain calm and the president's demand that undocumented immigrants—whom the administration has often portrayed as criminals—be arrested in large numbers.

Democrats have sharply criticized the newly appointed secretary, asserting that they perceive minimal change within the department.

"Secretary Mullin, if he chooses to act and has the backing of the White House, has the power to bring ICE under control and ensure they follow the law," said Rep. Joaquin Castro, a Democrat from Texas.

"So either he has no interest in doing that, the White House is not supporting him, or the agents are simply out of control."

Republican lawmakers have closed ranks in defense of Mullin.

"The Secretary has evidently fulfilled his objectives in attempting to transform the atmosphere there," stated Representative Andrew Garbarino of New York, who, as chair of the congressional Homeland Security Committee, has requested a bipartisan briefing from DHS regarding ICE's use of force policies.

It is unlikely that anyone is celebrating the renewed media attention on ICE, Garbarino remarked.