Pentagon's most expensive fighter ever won't even be able to carry the most advanced weapons because of design flaw

A design flaw has left a fighter jet that's part of the Pentagon's most expensive project ever incapable of carrying the military's most highly advanced bombs.

The F-35B's internal weapons bay is too small for a Small Diameter Bomb II (SDB II) load, according to an Inside Defense report.

Though it's mandated that an F-35B jet, designed by Lockheed Martin, hold eight SDB IIs in the bay, only four reportedly fit.

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