In the last two years, the shield of national security that has protected the industry for more than 40 years has begun to crack.

Finally, though, the movie begins - and your shield of cynicism begins to waver.

Alvarez turned the control handle and the shield began crawling across the lawn.

But the shield began to shimmer, no longer quite so solid.

And that was when the psionic shield began to weaken and break apart.

He grimaced and braced himself as the shield immediately began to take hits.

The great shield began to break under the shattering attack.

The minutes seemed to stretch into millennia, while out in space the Mewiis' main shield began to buckle.

It strained against her control as the shield began to weaken further.

But the protective shield was beginning to give and the hailstones to break through.