Sophisticated systems such as the SAM-6 missile can be moved very easily. The Iraqis do that, and the Serbs do it as well.

Sophisticated systems such as the SAM-6 missile can be moved very easily. The Iraqis do that, and the Serbs do it as well,

(Even) if the interceptor hits the (mock warhead), it could still not be a successful integrated systems test because there could be other parts of the test that failed.

(Even) if the interceptor hits the (mock warhead), it could still not be a successful integrated systems test because there could be other parts of the test that failed,

He's not as easily moved as he once was.

A heavy stone is not easily moved.