Billions spent, warfighters wait: Inside the Pentagon’s broken buying system and the plan to fix it

The Pentagon's procurement system has kept American forces stocked with some of the most iconic military hardware in history – from the battle-hardened Humvee to the cutting-edge Apache helicopter. But according to the Army's top technology officer, it's also trapped in a cycle of outdated thinking and bloated paperwork that could hinder the U.S. in the next great-power conflict.

"We still have just over 100,000 Humvees," Alex Miller, the Army’s Chief Technology Officer, told Fox News Digital, speaking about the legacy vehicle first introduced in the 1980s. "Even though during the global War on Terror, we saw the threat change."

Miller pointed to roadside bombs, or IEDs, which devastated troops in Iraq and Afghanistan, as a turning point. "There were lots of reports that ...