The Navy is in talks with foreign militaries to potentially boost by 50 percent the planned purchase of the Marine Corps' CH-53K heavy lift helicopter, a spokeswoman for Naval Air Systems Command confirmed last week. Discussions are currently ongoing to sell as many as 100 aircraft to foreign governments, Craig Tallman, international program manager for heavy lift helicopters, said last week at the Berlin Air Show. He would not name the potential buyers, but NAVAIR spokeswoman Kelly Burdick confirmed that...