Challengers have mounted a vigorous assault on the science of climate change.

If that is the case, viewers can expect to hear a vigorous assault on Mr. Bush's tax cut plan.

Food companies and governments have multilayered defenses in place to screen against the poison, but these now face a vigorous assault.

But his younger brother Harlis is masterminding a vigorous assault on the inheritance.

Not loud, not a vigorous assault on her bonds.

About 10 p. m. the enemy made a vigorous assault to break through my lines, but he was repulsed at all points.

Franklin, who had originally advocated a vigorous assault, chose to interpret Burnside's order very conservatively.

Within months, however, these shattering silent confrontations had given way to more vigorous assaults.

Under Emerson's vigorous assault the top of the case lifted and the sides fell, disclosing a metal framework.

On the tenth day the Muslims launched a vigorous assault.