Michael O'Donnell says the F.A.A.is spending between seven hundred fifty thousand and one million dollars a year on radar research.

VOA: special.2009.04.01

He says the United States will deploy radar sensors and interceptors in northern and southern Europe on ships.

VOA: special.2009.09.19

(RECORDING) Mr.Fischer said President Obama told him that the United States would not be building a missile-defense radar system on Czech territory.

VOA: standard.2009.09.17