The Asia-based USS George Washington aircraft carrier has arrived in the Middle East to relieve USS Abraham Lincoln following reports of mental health struggles and supply shortages aboard the warship supporting the Iran conflict.

U.S. Central Command confirmed Thursday that the carrier arrived in the region on Wednesday. It remains unclear when the USS Lincoln will return to the U.S. or if it will make a port stop during the journey, which takes slightly over a month.

The Washington's arrival follows growing concerns about the Lincoln's extended tour, which included a record-setting uninterrupted stretch at sea of over 250 days, alongside reports of severe crew strain, poor mental health, and depleted basic supplies such as food and hygiene products.

Several Democratic lawmakers have pressed the Department of Defense for accountability over conditions aboard the Lincoln, which Defense Secretary Pete Hegseth said were "completely misrepresented."

Hegseth spoke with the crew last week, and Adm. Brad Cooper, head of U.S. Central Command, visited over the weekend. In a Sunday editorial published by The Wall Street Journal, Cooper told the crew they "delivered a performance for the ages, and now you are going home."

In a statement Sunday following his visit, Cooper commended carrier leaders for prioritizing mental health and resilience, stating that "History will record this deployment as one of the most operationally intense and consequential of the modern era."

Extended carrier deployments wear on service members stationed far from home and place added strain on ships and equipment. While renewed hostilities between the U.S. and Iran have calmed in recent weeks, the Navy continues enforcing a reimposed blockade on Iranian ports in the Strait of Hormuz, and the Trump administration has provided no timeline for concluding the war. Hegseth said the U.S. can maintain the blockade "indefinitely."

President Donald Trump this week downplayed reports regarding conditions on the Lincoln, which left its homeport in San Diego in November and reached the Middle East in January. Trump described the nearly nine months at sea endured by sailors as a "good period of time," adding that "over the years, we’ve had them out there much longer."

Trump told reporters Monday that he spoke with a retired admiral over the weekend who recalled being on ships for "much longer" and assured him the Lincoln is "beautifully maintained and beautifully taken care of." Trump did not name the admiral.

The Washington joins the USS George H.W. Bush in the Middle East, leaving Asia without an American carrier strike group as China shows increasing signs of aggression.

While the lack of a U.S. carrier in the Pacific may be short-lived if another deploys in the coming months, analysts say these open-ended operations with Iran are exhausting sailors while the Trump administration retreats further from the Asia-Pacific region to concentrate on the Western Hemisphere.