The high cost of building a new flying machine

For Rick Whittle, writing about the tilt-prop V-22 Osprey troop and cargo carrier seemed "akin to covering the debate over abortion," given the ferocious opposing opinions. Nevertheless, Whittle - a 30-year Pentagon correspondent for The Dallas Morning News - has written the definitive biography of this embattled bird's troubled development and initial deployment.

See the full article at newsobserver.com