With a widening roster of high profile talent poached from Apple, SpaceX and Google, the former Google CEO is piloting his drones in Menlo Park and Ukraine. By Sarah Emerson and Richard Nieva, Forbes Staff Last year, billionaire technologist Eric Schmidt quietly founded a secretive military drone company, White Stork. Now, the stealth startup has begun testing its artificial intelligence-guided aircraft, both at the Menlo Park headquarters of Schmidt’s family office Hillspire and on the frontlin...