The U.S. Air Force originally planned to build hundreds of F-22 Raptor stealth fighters. The Air Force built only 187 F-22s before shutting down the production line. The truncated 187-aircraft fleet means each F-22 costs $356 million in research, development, and manufacturing. The Air Force invested $66 billion in the F-22 program. The F-22 production line was not restarted at the height of the Iraq and Afghanistan wars. The F-22 entered servic…