He was on the board of the Lexington Institute.

At least in public, that is not likely to happen, said a Pentagon analyst, Loren Thompson, of the Lexington Institute, a policy center.

Mr. Thompson of the Lexington Institute says the risks are great with a program this ambitious.

He is Chairman of the Lexington Institute, a think tank dedicated to resolving issues of foreign policy, national security, and international trade.

"Security isn't about basic metals," said Loren Thompson, an analyst at the Lexington Institute, a military policy research center.

"The legacy systems in development will drown out futuristic weapons," said Loren Thompson, chief operating officer at the Lexington Institute, a military policy group.

Mr. Thompson of the Lexington Institute called the cancellation a "body blow" to Sikorsky.

Grant is a senior fellow at the Lexington Institute.

"In the near term, it has zero chance," said Daniel Gouré, a vice president at the centrist Lexington Institute.

Thompson's neutrality has been questioned by some since Lexington Institute is heavily funded by defense contractors, including Northrop.