China aims to challenge U.S. air dominance: Pentagon
 

China aims to challenge U.S. air dominance: Pentagon
http://img.s-msn.com/tenant/amp/enti...6&q=60&o=f&l=fChina is mounting a serious effort to challenge U.S. military superiority in air and space, forcing the Pentagon to seek new tech**logies and systems to stay ahead of its rapidly developing rival, Deputy Defense Secretary Robert Work said on Monday.