Il Pentagono ha precisato che non destano preoccupazione le condizioni di salute degli agenti

(AP Photo/WJLA-TV)

In this image from video provided by WJLA-TV, a person on a stretcher is loaded into an ambulance outside the Pentagon Metro Station Thursday, March 4, 2010, in Washington. A gunman opened fire at the subway entrance to Pentagon complex Thursday evening, wounding two Pentagon police officers, a spokesman said.