As U.S. carriers and bombers mass near Iran, a new assessment circulating among Israeli and American officials raises a stark question: how long could Washington actually sustain an intensive strike campaign? According to reports, the window for high-tempo operations may last only four to five days before shifting to lower-intensity raids. Even with the USS Gerald R. Ford in theater, capacity limits and political risks loom large. With deadlines ticking and nuclear red lines hardening, is Tehran’s “survive and outlast” strategy quietly gaining ground?